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->reply_to)) {
 151         $excl_ar = $header->getAddr_a('reply_to');
 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         if ($Result)
 496             $mail_sent = 'yes';
 497         else
 498             $mail_sent = 'no';
 499
 500         // NOTE: this hook changed in 1.5.2 from sending $Result and
 501         //       $composeMessage as args #2 and #3 to being in an array
 502         //       under arg #2
 503         do_hook('compose_send_after', $temp=array(&$Result, &$composeMessage, &$mail_sent));
 504         if (! $Result) {
 505             showInputForm($session);
 506             exit();
 507         }
 508         unset($compose_messages[$session]);
 509
 510         /* if it is resumed draft, delete draft message */
 511         if ( isset($delete_draft)) {
 512             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 513             sqimap_mailbox_select($imap_stream, $draft_folder);
 514             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 515             // in current implementation of sqimap_msgs_list_flag() single message id can
 516             // be submitted as string. docs state that it should be array.
 517             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 518             if ($auto_expunge) {
 519                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 520             }
 521             sqimap_logout($imap_stream);
 522         }
 523         /*
 524          * Store the error array in the session because they will be lost on a redirect
 525          */
 526         $oErrorHandler->saveDelayedErrors();
 527         session_write_close();
 528
 529         if ($compose_new_win == '1') {
 530             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 531                 Header("Location: $location/compose.php?mail_sent=$mail_sent");
 532             } else {
 533                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 534                     . '/compose.php?mail_sent=$mail_sent">'
 535                     . _("Return") . '</a></div>';
 536             }
 537             exit();
 538         } else {
 539             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 540                 Header("Location: $location/right_main.php?mailbox=$urlMailbox".
 541                     "&startMessage=$startMessage&mail_sent=$mail_sent");
 542             } else {
 543                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 544                     . "/right_main.php?mailbox=$urlMailbox"
 545                     . "&amp;startMessage=$startMessage&amp;mail_sent=$mail_sent\">"
 546                     . _("Return") . '</a></div>';
 547             }
 548             exit();
 549         }
 550     } else {
 551         if ($compose_new_win == '1') {
 552             compose_Header($color, $mailbox);
 553         }
 554         else {
 555             displayPageHeader($color, $mailbox);
 556         }
 557         if (isset($AttachFailure)) {
 558             plain_error_message(_("Could not move/copy file. File not attached"),
 559                     $color);
 560         }
 561         checkInput(true);
 562         showInputForm($session);
 563         /* sqimap_logout($imapConnection); */
 564     }
 565 } elseif (isset($html_addr_search_done)) {
 566     if ($compose_new_win == '1') {
 567         compose_Header($color, $mailbox);
 568     }
 569     else {
 570         displayPageHeader($color, $mailbox);
 571     }
 572
 573     if (isset($send_to_search) && is_array($send_to_search)) {
 574         foreach ($send_to_search as $k => $v) {
 575             if (substr($k, 0, 1) == 'T') {
 576                 if ($send_to) {
 577                     $send_to .= ', ';
 578                 }
 579                 $send_to .= $v;
 580             }
 581             elseif (substr($k, 0, 1) == 'C') {
 582                 if ($send_to_cc) {
 583                     $send_to_cc .= ', ';
 584                 }
 585                 $send_to_cc .= $v;
 586             }
 587             elseif (substr($k, 0, 1) == 'B') {
 588                 if ($send_to_bcc) {
 589                     $send_to_bcc .= ', ';
 590                 }
 591                 $send_to_bcc .= $v;
 592             }
 593         }
 594     }
 595     showInputForm($session);
 596 } elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
 597     if (isset($_FILES['attachfile']) &&
 598             $_FILES['attachfile']['tmp_name'] &&
 599             $_FILES['attachfile']['tmp_name'] != 'none') {
 600         if(saveAttachedFiles($session)) {
 601             plain_error_message(_("Could not move/copy file. File not attached"));
 602         }
 603     }
 604     /*
 605      * I am using an include so as to elminiate an extra unnecessary
 606      * click.  If you can think of a better way, please implement it.
 607      */
 608     include_once('./addrbook_search_html.php');
 609 } elseif (isset($attach)) {
 610     if ($compose_new_win == '1') {
 611         compose_Header($color, $mailbox);
 612     } else {
 613         displayPageHeader($color, $mailbox);
 614     }
 615     if (saveAttachedFiles($session)) {
 616         plain_error_message(_("Could not move/copy file. File not attached"));
 617     }
 618     showInputForm($session);
 619 }
 620 elseif (isset($sigappend)) {
 621     $signature = $idents[$identity]['signature'];
 622
 623     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 624     if ($compose_new_win == '1') {
 625         compose_Header($color, $mailbox);
 626     } else {
 627         displayPageHeader($color, $mailbox);
 628     }
 629     showInputForm($session);
 630 } elseif (isset($do_delete)) {
 631     if ($compose_new_win == '1') {
 632         compose_Header($color, $mailbox);
 633     } else {
 634         displayPageHeader($color, $mailbox);
 635     }
 636
 637     if (isset($delete) && is_array($delete)) {
 638         $composeMessage = $compose_messages[$session];
 639         foreach($delete as $index) {
 640             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 641                 $composeMessage->entities[$index]->purgeAttachments();
 642                 unset ($composeMessage->entities[$index]);
 643             }
 644         }
 645         $new_entities = array();
 646         foreach ($composeMessage->entities as $entity) {
 647             $new_entities[] = $entity;
 648         }
 649         $composeMessage->entities = $new_entities;
 650         $compose_messages[$session] = $composeMessage;
 651         sqsession_register($compose_messages, 'compose_messages');
 652     }
 653     showInputForm($session);
 654 } else {
 655     /*
 656      * This handles the default case as well as the error case
 657      * (they had the same code) --> if (isset($smtpErrors))
 658      */
 659
 660     if ($compose_new_win == '1') {
 661         compose_Header($color, $mailbox);
 662     } else {
 663         displayPageHeader($color, $mailbox);
 664     }
 665
 666     $newmail = true;
 667
 668     if (!isset($passed_ent_id)) {
 669         $passed_ent_id = '';
 670     }
 671     if (!isset($passed_id)) {
 672         $passed_id = '';
 673     }
 674     if (!isset($mailbox)) {
 675         $mailbox = '';
 676     }
 677     if (!isset($action)) {
 678         $action = '';
 679     }
 680
 681     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 682
 683     /* in case the origin is not read_body.php */
 684     if (isset($send_to)) {
 685         $values['send_to'] = $send_to;
 686     }
 687     if (isset($send_to_cc)) {
 688         $values['send_to_cc'] = $send_to_cc;
 689     }
 690     if (isset($send_to_bcc)) {
 691         $values['send_to_bcc'] = $send_to_bcc;
 692     }
 693     if (isset($subject)) {
 694         $values['subject'] = $subject;
 695     }
 696     showInputForm($session, $values);
 697 }
 698
 699 exit();
 700
 701 /**************** Only function definitions go below *************/
 702
 703 function getforwardSubject($subject)
 704 {
 705     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 706             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 707             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 708         $subject = '[Fwd: ' . $subject . ']';
 709     }
 710     return $subject;
 711 }
 712
 713 /* This function is used when not sending or adding attachments */
 714 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 715     global $editor_size, $default_use_priority, $body, $idents,
 716         $use_signature, $data_dir, $username,
 717         $key, $imapServerAddress, $imapPort, $compose_messages,
 718         $composeMessage, $body_quote, $request_mdn, $request_dr,
 719         $default_use_mdn, $mdn_user_support;
 720     global $languages, $squirrelmail_language, $default_charset;
 721
 722     /*
 723      * Set $default_charset to correspond with the user's selection
 724      * of language interface. $default_charset global is not correct,
 725      * if message is composed in new window.
 726      */
 727     set_my_charset();
 728
 729     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 730     $mailprio = 3;
 731
 732     if ($passed_id) {
 733         $imapConnection = sqimap_login($username, false, $imapServerAddress,
 734                 $imapPort, 0);
 735
 736         sqimap_mailbox_select($imapConnection, $mailbox);
 737         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 738
 739         $body = '';
 740         if ($passed_ent_id) {
 741             /* redefine the messsage in case of message/rfc822 */
 742             $message = $message->getEntity($passed_ent_id);
 743             /* message is an entity which contains the envelope and type0=message
 744              * and type1=rfc822. The actual entities are childs from
 745              * $message->entities[0]. That's where the encoding and is located
 746              */
 747
 748             $entities = $message->entities[0]->findDisplayEntity
 749                 (array(), $alt_order = array('text/plain'));
 750             if (!count($entities)) {
 751                 $entities = $message->entities[0]->findDisplayEntity
 752                     (array(), $alt_order = array('text/plain','html/plain'));
 753             }
 754             $orig_header = $message->rfc822_header; /* here is the envelope located */
 755             /* redefine the message for picking up the attachments */
 756             $message = $message->entities[0];
 757
 758         } else {
 759             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 760             if (!count($entities)) {
 761                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 762             }
 763             $orig_header = $message->rfc822_header;
 764         }
 765
 766         $type0 = $message->type0;
 767         $type1 = $message->type1;
 768         foreach ($entities as $ent) {
 769             $msg = $message->getEntity($ent);
 770             $type0 = $msg->type0;
 771             $type1 = $msg->type1;
 772             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 773             $body_part_entity = $message->getEntity($ent);
 774             $bodypart = decodeBody($unencoded_bodypart,
 775                     $body_part_entity->header->encoding);
 776             if ($type1 == 'html') {
 777                 $bodypart = str_replace("\n", ' ', $bodypart);
 778                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 779                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 780                 $bodypart = strip_tags($bodypart);
 781             }
 782             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 783                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 784                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 785                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 786                 }
 787             }
 788
 789             // charset encoding in compose form stuff
 790             if (isset($body_part_entity->header->parameters['charset'])) {
 791                 $actual = $body_part_entity->header->parameters['charset'];
 792             } else {
 793                 $actual = 'us-ascii';
 794             }
 795
 796             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 797                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 798             }
 799             // end of charset encoding in compose
 800
 801             $body .= $bodypart;
 802         }
 803         if ($default_use_priority) {
 804             $mailprio = substr($orig_header->priority,0,1);
 805             if (!$mailprio) {
 806                 $mailprio = 3;
 807             }
 808         } else {
 809             $mailprio = '';
 810         }
 811
 812         $identity = '';
 813         $from_o = $orig_header->from;
 814         if (is_array($from_o)) {
 815             if (isset($from_o[0])) {
 816                 $from_o = $from_o[0];
 817             }
 818         }
 819         if (is_object($from_o)) {
 820             $orig_from = $from_o->getAddress();
 821         } else {
 822             $orig_from = '';
 823         }
 824
 825         $identities = array();
 826         if (count($idents) > 1) {
 827             foreach($idents as $nr=>$data) {
 828                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 829                 if($enc_from_name == $orig_from) {
 830                     $identity = $nr;
 831                     break;
 832                 }
 833                 $identities[] = $enc_from_name;
 834             }
 835
 836             $identity_match = $orig_header->findAddress($identities);
 837             if ($identity_match) {
 838                 $identity = $identity_match;
 839             }
 840         }
 841
 842         switch ($action) {
 843             case ('draft'):
 844                 $use_signature = FALSE;
 845                 $composeMessage->rfc822_header = $orig_header;
 846                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 847                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 848                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 849                 $send_from = $orig_header->getAddr_s('from');
 850                 $send_from_parts = new AddressStructure();
 851                 $send_from_parts = $orig_header->parseAddress($send_from);
 852                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 853                 $identities = get_identities();
 854                 if (count($identities) > 0) {
 855                     foreach($identities as $iddata) {
 856                         if ($send_from_add == $iddata['email_address']) {
 857                             $identity = $iddata['index'];
 858                             break;
 859                         }
 860                     }
 861                 }
 862                 $subject = decodeHeader($orig_header->subject,false,false,true);
 863
 864                 // Remember the receipt settings
 865                 $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
 866                 $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
 867
 868                 /* remember the references and in-reply-to headers in case of an reply */
 869                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 870                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 871                 // rewrap the body to clean up quotations and line lengths
 872                 sqBodyWrap($body, $editor_size);
 873                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 874                 break;
 875             case ('edit_as_new'):
 876                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 877                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 878                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 879                 $subject = decodeHeader($orig_header->subject,false,false,true);
 880                 $mailprio = $orig_header->priority;
 881                 $orig_from = '';
 882                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 883                 // rewrap the body to clean up quotations and line lengths
 884                 sqBodyWrap($body, $editor_size);
 885                 break;
 886             case ('forward'):
 887                 $send_to = '';
 888                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 889                 $body = getforwardHeader($orig_header) . $body;
 890                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 891                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 892                 // sqUnWordWrap($body);
 893                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 894
 895                 //add a blank line after the forward headers
 896                 $body = "\n" . $body;
 897                 break;
 898             case ('forward_as_attachment'):
 899                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 900                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 901                 $body = '';
 902                 break;
 903             case ('reply_all'):
 904                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 905                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 906                 } else {
 907                     $send_to_cc = replyAllString($orig_header);
 908                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 909                 }
 910             case ('reply'):
 911                 // skip this if send_to was already set right above here
 912                 if(!$send_to) {
 913                     $send_to = $orig_header->reply_to;
 914                     if (is_array($send_to) && count($send_to)) {
 915                         $send_to = $orig_header->getAddr_s('reply_to');
 916                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 917                         $send_to = $orig_header->getAddr_s('reply_to');
 918                     } else {
 919                         $send_to = $orig_header->getAddr_s('from');
 920                     }
 921                 }
 922                 $send_to = decodeHeader($send_to,false,false,true);
 923                 $subject = decodeHeader($orig_header->subject,false,false,true);
 924                 $subject = str_replace('"', "'", $subject);
 925                 $subject = trim($subject);
 926                 if (substr(strtolower($subject), 0, 3) != 're:') {
 927                     $subject = 'Re: ' . $subject;
 928                 }
 929                 /* this corrects some wrapping/quoting problems on replies */
 930                 $rewrap_body = explode("\n", $body);
 931                 $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 932                 $body = '';
 933                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 934                 foreach ($rewrap_body as $line) {
 935                     if ($strip_sigs && substr($line,0,3) == '-- ') {
 936                         break;
 937                     }
 938                     if (preg_match("/^(>+)/", $line, $matches)) {
 939                         $gt = $matches[1];
 940                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
 941                     } else {
 942                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
 943                     }
 944                 }
 945
 946                 //rewrap the body to clean up quotations and line lengths
 947                 $body = sqBodyWrap ($body, $editor_size);
 948
 949                 $body = getReplyCitation($from , $orig_header->date) . $body;
 950                 $composeMessage->reply_rfc822_header = $orig_header;
 951
 952                 break;
 953             default:
 954                 break;
 955         }
 956         $compose_messages[$session] = $composeMessage;
 957         sqsession_register($compose_messages, 'compose_messages');
 958         session_write_close();
 959         sqimap_logout($imapConnection);
 960     }
 961     $ret = array( 'send_to' => $send_to,
 962             'send_to_cc' => $send_to_cc,
 963             'send_to_bcc' => $send_to_bcc,
 964             'subject' => $subject,
 965             'mailprio' => $mailprio,
 966             'body' => $body,
 967             'identity' => $identity );
 968
 969     return ($ret);
 970 } /* function newMail() */
 971
 972 /**
 973  * downloads attachments from original message, stores them in attachment directory and adds
 974  * them to composed message.
 975  * @param object $message
 976  * @param object $composeMessage
 977  * @param integer $passed_id
 978  * @param mixed $entities
 979  * @param mixed $imapConnection
 980  * @return object
 981  */
 982 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 983     global $squirrelmail_language, $languages;
 984
 985     if (!count($message->entities) ||
 986             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 987         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 988             switch ($message->type0) {
 989                 case 'message':
 990                     if ($message->type1 == 'rfc822') {
 991                         $filename = $message->rfc822_header->subject;
 992                         if ($filename == "") {
 993                             $filename = "untitled-".$message->entity_id;
 994                         }
 995                         $filename .= '.msg';
 996                     } else {
 997                         $filename = $message->getFilename();
 998                     }
 999                     break;
1000                 default:
1001                     if (!$message->mime_header) { /* temporary hack */
1002                         $message->mime_header = $message->header;
1003                     }
1004                     $filename = $message->getFilename();
1005                     break;
1006             }
1007             $filename = str_replace('&#32;', ' ', decodeHeader($filename));
1008             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1009                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
1010                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
1011             }
1012             $localfilename = sq_get_attach_tempfile();
1013             $message->att_local_name = $localfilename;
1014
1015             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
1016                     $localfilename);
1017
1018             /* Write Attachment to file */
1019             $fp = fopen ($localfilename, 'wb');
1020             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
1021             fclose ($fp);
1022         }
1023     } else {
1024         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
1025             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
1026         }
1027     }
1028     return $composeMessage;
1029 }
1030
1031 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
1032         $passed_ent_id='', $imapConnection) {
1033     if (!$passed_ent_id) {
1034         $body_a = sqimap_run_command($imapConnection,
1035                 'FETCH '.$passed_id.' RFC822',
1036                 TRUE, $response, $readmessage,
1037                 TRUE);
1038     } else {
1039         $body_a = sqimap_run_command($imapConnection,
1040                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1041                 TRUE, $response, $readmessage, TRUE);
1042         $message = $message->parent;
1043     }
1044     if ($response == 'OK') {
1045         $subject = encodeHeader($message->rfc822_header->subject);
1046         array_shift($body_a);
1047         array_pop($body_a);
1048         $body = implode('', $body_a) . "\r\n";
1049
1050         $localfilename = sq_get_attach_tempfile();
1051         $fp = fopen($localfilename, 'wb');
1052         fwrite ($fp, $body);
1053         fclose($fp);
1054         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
1055                 $localfilename);
1056     }
1057     return $composeMessage;
1058 }
1059
1060 function showInputForm ($session, $values=false) {
1061     global $send_to, $send_to_cc, $body, $startMessage, $action,
1062         $color, $use_signature, $signature, $prefix_sig,
1063         $editor_size, $editor_height, $subject, $newmail,
1064         $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
1065         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1066         $username, $data_dir, $identity, $idents, $delete_draft,
1067         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1068         $compose_messages, $composesession, $default_charset,
1069         $compose_onsubmit, $oTemplate, $oErrorHandler;
1070
1071     if (checkForJavascript()) {
1072         $onfocus = ' onfocus="alreadyFocused=true;"';
1073         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1074     }
1075     else {
1076         $onfocus = '';
1077         $onfocus_array = array();
1078     }
1079
1080     $composeMessage = $compose_messages[$session];
1081     if ($values) {
1082         $send_to = $values['send_to'];
1083         $send_to_cc = $values['send_to_cc'];
1084         $send_to_bcc = $values['send_to_bcc'];
1085         $subject = $values['subject'];
1086         $mailprio = $values['mailprio'];
1087         $body = $values['body'];
1088         $identity = (int) $values['identity'];
1089     } else {
1090         $send_to = decodeHeader($send_to, true, false);
1091         $send_to_cc = decodeHeader($send_to_cc, true, false);
1092         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1093     }
1094
1095     if ($use_javascript_addr_book) {
1096         echo "\n". '<script type="text/javascript">'."\n<!--\n" .
1097             'function open_abook() { ' . "\n" .
1098             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1099             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1100             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1101             '    nwin.opener = document.windows;' . "\n" .
1102             "}\n" .
1103             "// -->\n</script>\n\n";
1104     }
1105
1106     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1107         'enctype="multipart/form-data"';
1108
1109     $compose_onsubmit = array();
1110     global $null;
1111     do_hook('compose_form', $null);
1112
1113     // Plugins that use compose_form hook can add an array entry
1114     // to the globally scoped $compose_onsubmit; we add them up
1115     // here and format the form tag's full onsubmit handler.
1116     // Each plugin should use "return false" if they need to
1117     // stop form submission but otherwise should NOT use "return
1118     // true" to give other plugins the chance to do what they need
1119     // to do; SquirrelMail itself will add the final "return true".
1120     // Onsubmit text is enclosed inside of double quotes, so plugins
1121     // need to quote accordingly.
1122     if (checkForJavascript()) {
1123         $onsubmit_text = ' onsubmit="';
1124         if (empty($compose_onsubmit))
1125             $compose_onsubmit = array();
1126         else if (!is_array($compose_onsubmit))
1127             $compose_onsubmit = array($compose_onsubmit);
1128
1129         foreach ($compose_onsubmit as $text) {
1130             $text = trim($text);
1131             if (substr($text, -1) != ';' && substr($text, -1) != '}')
1132                 $text .= '; ';
1133             $onsubmit_text .= $text;
1134         }
1135
1136         echo $onsubmit_text . ' return true;"';
1137     }
1138
1139
1140     echo ">\n";
1141
1142     echo addHidden('startMessage', $startMessage);
1143
1144     if ($action == 'draft') {
1145         echo addHidden('delete_draft', $passed_id);
1146     }
1147     if (isset($delete_draft)) {
1148         echo addHidden('delete_draft', $delete_draft);
1149     }
1150     if (isset($session)) {
1151         echo addHidden('session', $session);
1152     }
1153
1154     if (isset($passed_id)) {
1155         echo addHidden('passed_id', $passed_id);
1156     }
1157
1158     if ($saved_draft == 'yes') {
1159         $oTemplate->assign('note', _("Draft Saved"));
1160         $oTemplate->display('note.tpl');
1161     }
1162     if ($mail_sent == 'yes') {
1163         $oTemplate->assign('note', _("Your message has been sent."));
1164         $oTemplate->display('note.tpl');
1165     }
1166     if ($compose_new_win == '1') {
1167         $oTemplate->display('compose_newwin_close.tpl');
1168     }
1169
1170     if ($location_of_buttons == 'top') {
1171         showComposeButtonRow();
1172     }
1173
1174     $identities = array();
1175     if (count($idents) > 1) {
1176         reset($idents);
1177         foreach($idents as $id => $data) {
1178             $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
1179         }
1180     }
1181
1182     $oTemplate->assign('identities', $identities);
1183     $oTemplate->assign('identity_def', $identity);
1184     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1185
1186     $oTemplate->assign('to', htmlspecialchars($send_to));
1187     $oTemplate->assign('cc', htmlspecialchars($send_to_cc));
1188     $oTemplate->assign('bcc', htmlspecialchars($send_to_bcc));
1189     $oTemplate->assign('subject', htmlspecialchars($subject));
1190
1191     $oTemplate->display('compose_header.tpl');
1192
1193     if ($location_of_buttons == 'between') {
1194         showComposeButtonRow();
1195     }
1196
1197     $body_str = '';
1198     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1199         $signature = $idents[$identity]['signature'];
1200
1201         if ($sig_first == '1') {
1202             /*
1203              * FIXME: test is specific to ja_JP translation implementation.
1204              * This test might apply incorrect conversion to other translations, but
1205              * use of 7bit iso-2022-jp charset in other translations might have other
1206              * issues too.
1207              */
1208             if ($default_charset == 'iso-2022-jp') {
1209                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1210             } else {
1211                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1212             }
1213             $body_str .= "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1214         } else {
1215             $body_str = "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1216             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1217             if ($default_charset == 'iso-2022-jp') {
1218                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1219             } else {
1220                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1221             }
1222         }
1223     } else {
1224         $body_str = htmlspecialchars(decodeHeader($body,false,false));
1225     }
1226
1227     $oTemplate->assign('editor_width', (int)$editor_size);
1228     $oTemplate->assign('editor_height', (int)$editor_height);
1229     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1230     $oTemplate->assign('body', $body_str);
1231     $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
1232
1233     $oTemplate->display ('compose_body.tpl');
1234
1235     if ($location_of_buttons == 'bottom') {
1236         showComposeButtonRow();
1237     }
1238
1239     /* This code is for attachments */
1240     if ((bool) ini_get('file_uploads')) {
1241
1242         /* Calculate the max size for an uploaded file.
1243          * This is advisory for the user because we can't actually prevent
1244          * people to upload too large files. */
1245         $sizes = array();
1246         /* php.ini vars which influence the max for uploads */
1247         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1248         foreach($configvars as $var) {
1249             /* skip 0 or empty values, and -1 which means 'unlimited' */
1250             if( $size = getByteSize(ini_get($var)) ) {
1251                 if ( $size != '-1' ) {
1252                     $sizes[] = $size;
1253                 }
1254             }
1255         }
1256
1257         $attach = array();
1258         if ($composeMessage->entities) {
1259             foreach ($composeMessage->entities as $key => $attachment) {
1260                 $attached_file = $attachment->att_local_name;
1261                 if ($attachment->att_local_name || $attachment->body_part) {
1262                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1263                     $type = $attachment->mime_header->type0.'/'.
1264                         $attachment->mime_header->type1;
1265
1266                     $a = array();
1267                     $a['Key'] = $key;
1268                     $a['FileName'] = $attached_filename;
1269                     $a['ContentType'] = $type;
1270                     $a['Size'] = filesize($attached_file);
1271                     $attach[$key] = $a;
1272                 }
1273             }
1274         }
1275
1276         $max = min($sizes);
1277         $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
1278         $oTemplate->assign('attachments', $attach);
1279
1280         $oTemplate->display('compose_attachments.tpl');
1281     } // End of file_uploads if-block
1282     /* End of attachment code */
1283
1284 //FIXME: no direct echoing to browser, no HTML output in core!
1285     echo addHidden('username', $username).
1286          addHidden('smaction', $action).
1287          addHidden('mailbox', $mailbox);
1288     /*
1289        store the complete ComposeMessages array in a hidden input value
1290        so we can restore them in case of a session timeout.
1291      */
1292     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1293 //FIXME: no direct echoing to browser, no HTML output in core!
1294     echo addHidden('restoremessages', urlencode(serialize($compose_messages))).
1295         addHidden('composesession', $composesession).
1296         addHidden('querystring', $queryString).
1297         "</form>\n";
1298     if (!(bool) ini_get('file_uploads')) {
1299         /* File uploads are off, so we didn't show that part of the form.
1300            To avoid bogus bug reports, tell the user why. */
1301 //FIXME: no direct echoing to browser, no HTML output in core!
1302         echo '<p style="text-align:center">'
1303             . _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.")
1304             . "</p>\r\n";
1305     }
1306
1307     do_hook('compose_bottom', $null);
1308
1309     if ($compose_new_win=='1') {
1310         $oTemplate->display('compose_newwin_close.tpl');
1311     }
1312
1313     $oErrorHandler->setDelayedErrors(false);
1314     $oTemplate->display('footer.tpl');
1315 }
1316
1317
1318 function showComposeButtonRow() {
1319     global $use_javascript_addr_book, $save_as_draft,
1320         $default_use_priority, $mailprio, $default_use_mdn,
1321         $request_mdn, $request_dr,
1322         $data_dir, $username;
1323
1324     global $oTemplate, $buffer_hook;
1325
1326     if ($default_use_priority) {
1327         $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
1328         $priority = isset($mailprio) ? $mailprio : 3;
1329     } else {
1330         $priorities = array();
1331         $priority = NULL;
1332     }
1333
1334     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1335
1336     if ($use_javascript_addr_book) {
1337 //FIXME: do not construct HTML in core!
1338         $addr_book = "         <script type=\"text/javascript\"><!--\n document.write(\"".
1339             "            <input type=button value=\\\""._("Addresses").
1340             "\\\" onclick=\\\"javascript:open_abook();\\\" />\");".
1341             "            // --></script><noscript>\n".
1342             '            <input type="submit" name="html_addr_search" value="'.
1343             _("Addresses").'" />'.
1344             "         </noscript>\n";
1345     } else {
1346         $addr_book = '         <input type="submit" name="html_addr_search" value="'.
1347             _("Addresses").'" />' . "\n";
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, $send_to_bcc;
1372
1373     if ($send_to == '' && $send_to_bcc == '') {
1374         if ($show) {
1375             plain_error_message(_("You have not filled in the \"To:\" field."));
1376         }
1377         return false;
1378     }
1379     return true;
1380 } /* function checkInput() */
1381
1382
1383 /* True if FAILURE */
1384 function saveAttachedFiles($session) {
1385     global $compose_messages;
1386
1387     /* get out of here if no file was attached at all */
1388     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1389         return true;
1390     }
1391
1392     $localfilename = sq_get_attach_tempfile();
1393
1394     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
1395     // if that doesn't work, try a simple rename.
1396     if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$localfilename)) {
1397         if (!@rename($_FILES['attachfile']['tmp_name'], $localfilename)) {
1398             return true;
1399         }
1400     }
1401     $message = $compose_messages[$session];
1402     $type = strtolower($_FILES['attachfile']['type']);
1403     $name = $_FILES['attachfile']['name'];
1404     $message->initAttachment($type, $name, $localfilename);
1405     $compose_messages[$session] = $message;
1406     sqsession_register($compose_messages , 'compose_messages');
1407 }
1408
1409 /* parse values like 8M and 2k into bytes */
1410 function getByteSize($ini_size) {
1411
1412     if(!$ini_size) {
1413         return FALSE;
1414     }
1415
1416     $ini_size = trim($ini_size);
1417
1418     // if there's some kind of letter at the end of the string we need to multiply.
1419     if(!is_numeric(substr($ini_size, -1))) {
1420
1421         switch(strtoupper(substr($ini_size, -1))) {
1422             case 'G':
1423                 $bytesize = 1073741824;
1424                 break;
1425             case 'M':
1426                 $bytesize = 1048576;
1427                 break;
1428             case 'K':
1429                 $bytesize = 1024;
1430                 break;
1431         }
1432
1433         return ($bytesize * (int)substr($ini_size, 0, -1));
1434     }
1435
1436     return $ini_size;
1437 }
1438
1439
1440 /**
1441  * temporary function to make use of the deliver class.
1442  * In the future the responsible backend should be automaticly loaded
1443  * and conf.pl should show a list of available backends.
1444  * The message also should be constructed by the message class.
1445  */
1446 function deliverMessage($composeMessage, $draft=false) {
1447     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1448         $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1449         $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1450         $domain, $action, $default_move_to_sent, $move_to_sent;
1451     global $imapServerAddress, $imapPort, $sent_folder, $key;
1452
1453     $rfc822_header = $composeMessage->rfc822_header;
1454
1455     $abook = addressbook_init(false, true);
1456     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1457     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1458     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1459     $rfc822_header->priority = $mailprio;
1460     $rfc822_header->subject = $subject;
1461
1462     $special_encoding='';
1463     if (strtolower($default_charset) == 'iso-2022-jp') {
1464         if (mb_detect_encoding($body) == 'ASCII') {
1465             $special_encoding = '8bit';
1466         } else {
1467             $body = mb_convert_encoding($body, 'JIS');
1468             $special_encoding = '7bit';
1469         }
1470     }
1471     $composeMessage->setBody($body);
1472
1473     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1474         $popuser = $usernamedata[1];
1475         $domain  = $usernamedata[2];
1476         unset($usernamedata);
1477     } else {
1478         $popuser = $username;
1479     }
1480     $reply_to = '';
1481     $from_mail = $idents[$identity]['email_address'];
1482     $full_name = $idents[$identity]['full_name'];
1483     $reply_to  = $idents[$identity]['reply_to'];
1484     if (!$from_mail) {
1485         $from_mail = "$popuser@$domain";
1486     }
1487     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1488     if ($full_name) {
1489         $from = $rfc822_header->from[0];
1490         if (!$from->host) $from->host = $domain;
1491         $full_name_encoded = encodeHeader($full_name);
1492         if ($full_name_encoded != $full_name) {
1493             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1494         } else {
1495             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1496         }
1497         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1498     }
1499     if ($reply_to) {
1500         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1501     }
1502     /* Receipt: On Read */
1503     if (isset($request_mdn) && $request_mdn) {
1504         $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1505     } elseif (isset($rfc822_header->dnt)) {
1506         unset($rfc822_header->dnt);
1507     }
1508
1509     /* Receipt: On Delivery */
1510     if (isset($request_dr) && $request_dr) {
1511         $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1512     } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
1513         unset($rfc822_header->more_headers['Return-Receipt-To']);
1514     }
1515
1516     /* multipart messages */
1517     if (count($composeMessage->entities)) {
1518         $message_body = new Message();
1519         $message_body->body_part = $composeMessage->body_part;
1520         $composeMessage->body_part = '';
1521         $mime_header = new MessageHeader;
1522         $mime_header->type0 = 'text';
1523         $mime_header->type1 = 'plain';
1524         if ($special_encoding) {
1525             $mime_header->encoding = $special_encoding;
1526         } else {
1527             $mime_header->encoding = '8bit';
1528         }
1529         if ($default_charset) {
1530             $mime_header->parameters['charset'] = $default_charset;
1531         }
1532         $message_body->mime_header = $mime_header;
1533         array_unshift($composeMessage->entities, $message_body);
1534         $content_type = new ContentType('multipart/mixed');
1535     } else {
1536         $content_type = new ContentType('text/plain');
1537         if ($special_encoding) {
1538             $rfc822_header->encoding = $special_encoding;
1539         } else {
1540             $rfc822_header->encoding = '8bit';
1541         }
1542         if ($default_charset) {
1543             $content_type->properties['charset']=$default_charset;
1544         }
1545     }
1546
1547     $rfc822_header->content_type = $content_type;
1548     $composeMessage->rfc822_header = $rfc822_header;
1549
1550     /* Here you can modify the message structure just before we hand
1551        it over to deliver; plugin authors note that $composeMessage
1552        is sent and modified by reference since 1.5.2 */
1553     do_hook('compose_send', $composeMessage);
1554
1555     if (!$useSendmail && !$draft) {
1556         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1557         $deliver = new Deliver_SMTP();
1558         global $smtpServerAddress, $smtpPort, $pop_before_smtp;
1559
1560         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1561         get_smtp_user($user, $pass);
1562         $stream = $deliver->initStream($composeMessage,$domain,0,
1563                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1564     } elseif (!$draft) {
1565         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1566         global $sendmail_path, $sendmail_args;
1567         // Check for outdated configuration
1568         if (!isset($sendmail_args)) {
1569             if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
1570                 $sendmail_args = '';
1571             } else {
1572                 $sendmail_args = '-i -t';
1573             }
1574         }
1575         $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
1576         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1577     } elseif ($draft) {
1578         global $draft_folder;
1579         require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1580         $imap_stream = sqimap_login($username, false, $imapServerAddress,
1581                 $imapPort, 0);
1582         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1583             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1584             $imap_deliver = new Deliver_IMAP();
1585             $length = $imap_deliver->mail($composeMessage);
1586             sqimap_append ($imap_stream, $draft_folder, $length);
1587             $imap_deliver->mail($composeMessage, $imap_stream);
1588             sqimap_append_done ($imap_stream, $draft_folder);
1589             sqimap_logout($imap_stream);
1590             unset ($imap_deliver);
1591             $composeMessage->purgeAttachments();
1592             return $length;
1593         } else {
1594             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), htmlspecialchars($draft_folder));
1595             plain_error_message($msg);
1596             return false;
1597         }
1598     }
1599     $success = false;
1600     if ($stream) {
1601         $length = $deliver->mail($composeMessage, $stream);
1602         $success = $deliver->finalizeStream($stream);
1603     }
1604     if (!$success) {
1605         // $deliver->dlv_server_msg is not always server's reply
1606         $msg = _("Message not sent.") . "<br />\n" .
1607             $deliver->dlv_msg;
1608         if (!empty($deliver->dlv_server_msg)) {
1609             // add 'server replied' part only when it is not empty.
1610             // Delivery error can be generated by delivery class itself
1611             $msg.='<br />' .
1612                 _("Server replied:") . ' ' . $deliver->dlv_ret_nr . ' ' .
1613                 nl2br(htmlspecialchars($deliver->dlv_server_msg));
1614         }
1615         plain_error_message($msg);
1616     } else {
1617         unset ($deliver);
1618         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1619         $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0);
1620
1621         /* Move to sent code */
1622         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1623             $svr_allow_sent = true;
1624         } else {
1625             $svr_allow_sent = false;
1626         }
1627
1628         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1629                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1630             $fld_sent = true;
1631         } else {
1632             $fld_sent = false;
1633         }
1634
1635         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1636             $lcl_allow_sent = true;
1637         } else {
1638             $lcl_allow_sent = false;
1639         }
1640
1641         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1642             global $passed_id, $mailbox, $action;
1643             if ($action == 'reply' || $action == 'reply_all') {
1644                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1645                 if ($save_reply_with_orig) {
1646                     $sent_folder = $mailbox;
1647                 }
1648             }
1649             sqimap_append ($imap_stream, $sent_folder, $length);
1650             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1651             $imap_deliver = new Deliver_IMAP();
1652             $imap_deliver->mail($composeMessage, $imap_stream);
1653             sqimap_append_done ($imap_stream, $sent_folder);
1654             unset ($imap_deliver);
1655         }
1656
1657         global $passed_id, $mailbox, $action, $what, $iAccount,$startMessage;
1658
1659         $composeMessage->purgeAttachments();
1660         if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
1661             require(SM_PATH . 'functions/mailbox_display.php');
1662             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1663             switch($action) {
1664             case 'reply':
1665             case 'reply_all':
1666                 // check if we are allowed to set the \\Answered flag
1667                 if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
1668                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1669                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1670                         /**
1671                         * Only update the cached headers if the header is
1672                         * cached.
1673                         */
1674                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1675                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1676                         }
1677                     }
1678                 }
1679                 break;
1680             case 'forward':
1681             case 'forward_as_attachment':
1682                 // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
1683                 if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
1684                     in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
1685
1686                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '$Forwarded', true, false);
1687                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1688                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1689                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1690                         }
1691                     }
1692                 }
1693                 break;
1694             }
1695
1696             /**
1697              * Write mailbox with updated seen flag information back to cache.
1698              */
1699             if(isset($aUpdatedMsgs[$passed_id])) {
1700                 $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1701                 sqsession_register($mailbox_cache,'mailbox_cache');
1702             }
1703
1704             sqimap_logout($imap_stream);
1705         }
1706     }
1707     return $success;
1708 }
1709 ?>