src/compose.php

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