src/compose.php

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