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