src/compose.php

   1 <?php
   2
   3 /**
   4  * compose.php
   5  *
   6  * Copyright (c) 1999-2002 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  * $Id$
  18  */
  19
  20 require_once('../src/validate.php');
  21 require_once('../functions/imap.php');
  22 require_once('../functions/date.php');
  23 require_once('../functions/mime.php');
  24 require_once('../functions/smtp.php');
  25 require_once('../functions/display_messages.php');
  26 require_once('../functions/plugin.php');
  27
  28 /* --------------------- Specific Functions ------------------------------ */
  29
  30
  31
  32 /**
  33  * Does the opposite of sqWordWrap()
  34  */
  35 function sqUnWordWrap(&$body) {
  36     $lines = explode("\n", $body);
  37     $body = '';
  38     $PreviousSpaces = '';
  39     for ($i = 0; $i < count($lines); $i ++) {
  40         ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs);
  41         $CurrentSpaces = $regs[1];
  42         if (isset($regs[2])) {
  43             $CurrentRest = $regs[2];
  44         }
  45
  46         if ($i == 0) {
  47             $PreviousSpaces = $CurrentSpaces;
  48             $body = $lines[$i];
  49         } else if (($PreviousSpaces == $CurrentSpaces) /* Do the beginnings match */
  50                    && (strlen($lines[$i - 1]) > 65)    /* Over 65 characters long */
  51                    && strlen($CurrentRest)) {          /* and there's a line to continue with */
  52             $body .= ' ' . $CurrentRest;
  53         } else {
  54             $body .= "\n" . $lines[$i];
  55             $PreviousSpaces = $CurrentSpaces;
  56         }
  57     }
  58     $body .= "\n";
  59 }
  60
  61 /* ----------------------------------------------------------------------- */
  62
  63 if (!isset($attachments)) {
  64     $attachments = array();
  65     session_register('attachments');
  66 }
  67
  68 if (!isset($composesession)) {
  69     $composesession = 0;
  70     session_register('composesession');
  71 }
  72
  73 if (!isset($session)) {
  74     $session = "$composesession" +1;
  75     $composesession = $session;
  76 }
  77
  78 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
  79     $mailbox = 'INBOX';
  80 }
  81
  82 if (isset($draft)) {
  83     include_once ('../src/draft_actions.php');
  84     if (! isset($reply_id)) {
  85          $reply_id = 0;
  86     }
  87     if (! isset($MDN)) {
  88         $MDN = 'False';
  89     }
  90     if (!saveMessageAsDraft($send_to, $send_to_cc, $send_to_bcc, $subject, $body, $reply_id, $MDN, $session)) {
  91         showInputForm($session);
  92         exit();
  93     } else {
  94         $draft_message = _("Draft Email Saved");
  95         /* If this is a resumed draft, then delete the original */
  96         if(isset($delete_draft)) {
  97             Header("Location: delete_message.php?mailbox=" . urlencode($draft_folder) .
  98                    "&message=$delete_draft&sort=$sort&startMessage=1&saved_draft=yes");
  99             exit();
 100         }
 101         else {
 102             if ($compose_new_win == '1') {
 103                 Header("Location: compose.php?saved_draft=yes&session=$composesession");
 104             exit();
 105             }
 106             else {
 107             Header("Location: right_main.php?mailbox=$draft_folder&sort=$sort".
 108                    "&startMessage=1&note=$draft_message");
 109             exit();
 110             }
 111         }
 112     }
 113 }
 114
 115 if (isset($send)) {
 116     if (isset($HTTP_POST_FILES['attachfile']) &&
 117         $HTTP_POST_FILES['attachfile']['tmp_name'] &&
 118         $HTTP_POST_FILES['attachfile']['tmp_name'] != 'none') {
 119         $AttachFailure = saveAttachedFiles($session);
 120     }
 121     if (checkInput(false) && !isset($AttachFailure)) {
 122         $urlMailbox = urlencode (trim($mailbox));
 123         if (! isset($reply_id)) {
 124             $reply_id = 0;
 125         }
 126         /*
 127          * Set $default_charset to correspond with the user's selection
 128          * of language interface.
 129          */
 130         set_my_charset();
 131
 132         /*
 133          * This is to change all newlines to \n
 134          * We'll change them to \r\n later (in the sendMessage function)
 135          */
 136         $body = str_replace("\r\n", "\n", $body);
 137         $body = str_replace("\r", "\n", $body);
 138
 139         /*
 140          * Rewrap $body so that no line is bigger than $editor_size
 141          * This should only really kick in the sqWordWrap function
 142          * if the browser doesn't support "HARD" as the wrap type
 143          * Or, in Opera's case, something goes wrong.
 144          */
 145         $body = explode("\n", $body);
 146         $newBody = '';
 147         foreach ($body as $line) {
 148             if( $line <> '-- ' ) {
 149                $line = rtrim($line);
 150             }
 151             if (strlen($line) <= $editor_size + 1) {
 152                 $newBody .= $line . "\n";
 153             } else {
 154                 sqWordWrap($line, $editor_size) . "\n";
 155                 $newBody .= $line;
 156             }
 157         }
 158         $body = $newBody;
 159
 160         do_hook('compose_send');
 161
 162         $MDN = False;  // we are not sending a mdn response
 163         if (! isset($mailprio)) {
 164             $Result = sendMessage($send_to, $send_to_cc, $send_to_bcc,
 165                                   $subject, $body, $reply_id, $MDN, '', $session);
 166         } else {
 167             $Result = sendMessage($send_to, $send_to_cc, $send_to_bcc,
 168                                   $subject, $body, $reply_id, $MDN, $mailprio, $session);
 169         }
 170         if (! $Result) {
 171             showInputForm($session);
 172             exit();
 173         }
 174         if ( isset($delete_draft)) {
 175             Header("Location: delete_message.php?mailbox=" . urlencode( $draft_folder ).
 176                    "&message=$delete_draft&sort=$sort&startMessage=1&mail_sent=yes");
 177             exit();
 178         }
 179         if ($compose_new_win == '1') {
 180             Header("Location: compose.php?mail_sent=yes&session=$composesession");
 181         }
 182         else {
 183             Header("Location: right_main.php?mailbox=$urlMailbox&sort=$sort".
 184                    "&startMessage=1");
 185         }
 186     } else {
 187         /*
 188          *$imapConnection = sqimap_login($username, $key, $imapServerAddress,
 189          *                               $imapPort, 0);
 190          */
 191         if ($compose_new_win == '1') {
 192             compose_Header($color, $mailbox);
 193         }
 194         else {
 195             displayPageHeader($color, $mailbox);
 196         }
 197         if (isset($AttachFailure)) {
 198              plain_error_message(_("Could not move/copy file. File not attached"),
 199                                  $color);
 200         }
 201
 202         checkInput(true);
 203         showInputForm($session);
 204         /* sqimap_logout($imapConnection); */
 205     }
 206 } elseif (isset($html_addr_search_done)) {
 207         if ($compose_new_win == '1') {
 208             compose_Header($color, $mailbox);
 209         }
 210         else {
 211             displayPageHeader($color, $mailbox);
 212         }
 213
 214     if (isset($send_to_search) && is_array($send_to_search)) {
 215         foreach ($send_to_search as $k => $v) {
 216             if (substr($k, 0, 1) == 'T') {
 217                 if ($send_to) {
 218                     $send_to .= ', ';
 219                 }
 220                 $send_to .= $v;
 221             }
 222             elseif (substr($k, 0, 1) == 'C') {
 223                 if ($send_to_cc) {
 224                     $send_to_cc .= ', ';
 225                 }
 226                 $send_to_cc .= $v;
 227             }
 228             elseif (substr($k, 0, 1) == 'B') {
 229                 if ($send_to_bcc) {
 230                     $send_to_bcc .= ', ';
 231                 }
 232                 $send_to_bcc .= $v;
 233             }
 234         }
 235     }
 236     showInputForm($session);
 237 } elseif (isset($html_addr_search)) {
 238     if (isset($HTTP_POST_FILES['attachfile']) &&
 239         $HTTP_POST_FILES['attachfile']['tmp_name'] &&
 240         $HTTP_POST_FILES['attachfile']['tmp_name'] != 'none') {
 241         if (saveAttachedFiles($session)) {
 242             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 243         }
 244     }
 245     /*
 246      * I am using an include so as to elminiate an extra unnecessary
 247      * click.  If you can think of a better way, please implement it.
 248      */
 249     include_once('./addrbook_search_html.php');
 250 } elseif (isset($attach)) {
 251     if (saveAttachedFiles($session)) {
 252         plain_error_message(_("Could not move/copy file. File not attached"), $color);
 253     }
 254         if ($compose_new_win == '1') {
 255             compose_Header($color, $mailbox);
 256         }
 257         else {
 258             displayPageHeader($color, $mailbox);
 259         }
 260     showInputForm($session);
 261 }
 262 elseif (isset($sigappend)) {
 263     $idents = getPref($data_dir, $username, 'identities', 0);
 264     if ($idents > 1) {
 265        if ($identity == 'default') {
 266           $no = 'g';
 267        } else {
 268           $no = $identity;
 269        }
 270        $signature = getSig($data_dir, $username, $no);
 271     }
 272     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 273     if ($compose_new_win == '1') {
 274          compose_Header($color, $mailbox);
 275     } else {
 276         displayPageHeader($color, $mailbox);
 277     }
 278     showInputForm($session);
 279 } elseif (isset($do_delete)) {
 280         if ($compose_new_win == '1') {
 281             compose_Header($color, $mailbox);
 282         }
 283         else {
 284             displayPageHeader($color, $mailbox);
 285         }
 286
 287     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 288     if (isset($delete) && is_array($delete)) {
 289         foreach($delete as $index) {
 290             $attached_file = $hashed_attachment_dir . '/'
 291                            . $attachments[$index]['localfilename'];
 292             unlink ($attached_file);
 293             unset ($attachments[$index]);
 294         }
 295     }
 296
 297     showInputForm($session);
 298
 299 } elseif (isset($attachedmessages)) {
 300
 301     /*
 302      * This handles the case if we attache message
 303      */
 304     $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 305                                    $imapPort, 0);
 306         if ($compose_new_win == '1') {
 307             compose_Header($color, $mailbox);
 308         }
 309         else {
 310             displayPageHeader($color, $mailbox);
 311         }
 312
 313     $newmail = true;
 314
 315     newMail();
 316     showInputForm($session);
 317     sqimap_logout($imapConnection);
 318
 319 } else {
 320     /*
 321      * This handles the default case as well as the error case
 322      * (they had the same code) --> if (isset($smtpErrors))
 323      */
 324     $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 325                                    $imapPort, 0);
 326         if ($compose_new_win == '1') {
 327             compose_Header($color, $mailbox);
 328         }
 329         else {
 330             displayPageHeader($color, $mailbox);
 331         }
 332
 333     $newmail = true;
 334
 335     ClearAttachments($session);
 336
 337     if (isset($forward_id) && $forward_id && isset($ent_num) && $ent_num) {
 338         getAttachments(0, $session);
 339     }
 340
 341     if (isset($draft_id) && $draft_id && isset($ent_num) && $ent_num) {
 342         getAttachments(0, $session);
 343     }
 344
 345     newMail($session);
 346     showInputForm($session);
 347     sqimap_logout($imapConnection);
 348 }
 349
 350 exit();
 351
 352
 353 /**************** Only function definitions go below *************/
 354
 355
 356 /* This function is used when not sending or adding attachments */
 357 function newMail () {
 358     global $forward_id, $imapConnection, $msg, $ent_num, $body_ary, $body,
 359            $reply_id, $send_to, $send_to_cc, $mailbox, $send_to_bcc, $editor_size,
 360            $draft_id, $use_signature, $composesession, $forward_cc;
 361
 362     $send_to = decodeHeader($send_to, false);
 363     $send_to_cc = decodeHeader($send_to_cc, false);
 364     $send_to_bcc = decodeHeader($send_to_bcc, false);
 365
 366     if ($forward_id) {
 367         $id = $forward_id;
 368     } elseif ($reply_id) {
 369         $id = $reply_id;
 370     }
 371
 372     if ($draft_id){
 373         $id = $draft_id;
 374         $use_signature = FALSE;
 375     }
 376
 377     if (isset($id)) {
 378         sqimap_mailbox_select($imapConnection, $mailbox);
 379         $message = sqimap_get_message($imapConnection, $id, $mailbox);
 380         $orig_header = $message->header;
 381         if ($ent_num) {
 382             $message = getEntity($message, $ent_num);
 383         }
 384         if ($message->header->type0 == 'text' ||
 385             $message->header->type1 == 'message') {
 386             if ($ent_num) {
 387                 $body = decodeBody(
 388                     mime_fetch_body($imapConnection, $id, $ent_num),
 389                     $message->header->encoding);
 390             } else {
 391                 $body = decodeBody(
 392                     mime_fetch_body($imapConnection, $id, 1),
 393                     $message->header->encoding);
 394             }
 395         } else {
 396             $body = '';
 397         }
 398
 399         if ($message->header->type1 == 'html') {
 400             $body = strip_tags($body);
 401         }
 402
 403         sqUnWordWrap($body);
 404         $body_ary = explode("\n", $body);
 405         $i = count($body_ary) - 1;
 406         while ($i >= 0 && ereg("^[>\\s]*$", $body_ary[$i])) {
 407             unset($body_ary[$i]);
 408             $i --;
 409         }
 410         $body = '';
 411         for ($i=0; isset($body_ary[$i]); $i++) {
 412             if ($reply_id) {
 413                 if (ereg('^[ >]+', $body_ary[$i])) {
 414                     $body_ary[$i] = '>' . $body_ary[$i];
 415                 } else {
 416                     $body_ary[$i] = '> ' . $body_ary[$i];
 417                 }
 418             }
 419             if (!$draft_id) {
 420                 sqWordWrap($body_ary[$i], $editor_size - 1);
 421             }
 422             $body .= $body_ary[$i] . "\n";
 423             unset($body_ary[$i]);
 424         }
 425         if ($forward_id) {
 426             $bodyTop =  '-------- ' . _("Original Message") . " --------\n" .
 427                         _("Subject") . ': ' . $orig_header->subject . "\n" .
 428                         _("From")    . ': ' . $orig_header->from    . "\n" .
 429                         _("Date")      . ': ' .
 430                                  getLongDateString( $orig_header->date ). "\n" .
 431                         _("To")      . ': ' . $orig_header->to[0]   . "\n";
 432             if (count($orig_header->to) > 1) {
 433                 for ($x=1; $x < count($orig_header->to); $x++) {
 434                     $bodyTop .= '         ' . $orig_header->to[$x] . "\n";
 435                 }
 436             }
 437             if (isset($forward_cc) && $forward_cc) {
 438                 $bodyTop .= _("Cc") . ': ' . $orig_header->cc[0] . "\n";
 439                 if (count($orig_header->cc) > 1) {
 440                     for ($x = 1; $x < count($orig_header->cc); $x++) {
 441                         $bodyTop .= '         ' . $orig_header->cc[$x] . "\n";
 442                     }
 443                 }
 444             }
 445             $bodyTop .= "\n";
 446             $body = $bodyTop . $body;
 447         }
 448         elseif ($reply_id) {
 449             $orig_from = decodeHeader($orig_header->from, false);
 450             $body = getReplyCitation($orig_from) . $body;
 451         }
 452
 453         return;
 454     }
 455
 456     if (!$send_to) {
 457         $send_to = sqimap_find_email($send_to);
 458     }
 459
 460     /* This formats a CC string if they hit "reply all" */
 461     if ($send_to_cc != '') {
 462         $send_to_cc = ereg_replace('"[^"]*"', '', $send_to_cc);
 463         $send_to_cc = str_replace(';', ',', $send_to_cc);
 464         $sendcc = explode(',', $send_to_cc);
 465         $send_to_cc = '';
 466
 467         for ($i = 0; $i < count($sendcc); $i++) {
 468             $sendcc[$i] = trim($sendcc[$i]);
 469             if ($sendcc[$i] == '') {
 470                 continue;
 471             }
 472
 473             $sendcc[$i] = sqimap_find_email($sendcc[$i]);
 474             $whofrom = sqimap_find_displayable_name($msg['HEADER']['FROM']);
 475             $whoreplyto = sqimap_find_email($msg['HEADER']['REPLYTO']);
 476
 477             if ((strtolower(trim($sendcc[$i])) != strtolower(trim($whofrom))) &&
 478                 (strtolower(trim($sendcc[$i])) != strtolower(trim($whoreplyto))) &&
 479                 (trim($sendcc[$i]) != '')) {
 480                 $send_to_cc .= trim($sendcc[$i]) . ', ';
 481             }
 482         }
 483         $send_to_cc = trim($send_to_cc);
 484         if (substr($send_to_cc, -1) == ',') {
 485             $send_to_cc = substr($send_to_cc, 0, strlen($send_to_cc) - 1);
 486         }
 487     }
 488 } /* function newMail() */
 489
 490
 491 function getAttachments($message, $session) {
 492     global $mailbox, $attachments, $attachment_dir, $imapConnection,
 493            $ent_num, $forward_id, $draft_id, $username;
 494
 495     if (isset($draft_id)) {
 496         $id = $draft_id;
 497     } else {
 498         $id = $forward_id;
 499     }
 500
 501     if (!$message) {
 502         sqimap_mailbox_select($imapConnection, $mailbox);
 503         $message = sqimap_get_message($imapConnection, $id, $mailbox);
 504     }
 505
 506     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 507     if (count($message->entities) == 0) {
 508         if ($message->header->entity_id != $ent_num) {
 509             $filename = decodeHeader($message->header->filename);
 510
 511             if ($filename == "") {
 512                 $filename = "untitled-".$message->header->entity_id;
 513             }
 514
 515             $localfilename = GenerateRandomString(32, '', 7);
 516             $full_localfilename = "$hashed_attachment_dir/$localfilename";
 517             while (file_exists($full_localfilename)) {
 518                 $localfilename = GenerateRandomString(32, '', 7);
 519                 $full_localfilename = "$hashed_attachment_dir/$localfilename";
 520             }
 521
 522             $newAttachment = array();
 523             $newAttachment['localfilename'] = $localfilename;
 524             $newAttachment['remotefilename'] = $filename;
 525             $newAttachment['type'] = strtolower($message->header->type0 .
 526                                                 '/' . $message->header->type1);
 527             $newAttachment['id'] = strtolower($message->header->id);
 528             $newAttachment['session'] = $session;
 529
 530             /* Write Attachment to file */
 531             $fp = fopen ("$hashed_attachment_dir/$localfilename", 'w');
 532             fputs($fp, decodeBody(mime_fetch_body($imapConnection,
 533                 $id, $message->header->entity_id),
 534                 $message->header->encoding));
 535             fclose ($fp);
 536
 537             $attachments[] = $newAttachment;
 538         }
 539     } else {
 540         for ($i = 0; $i < count($message->entities); $i++) {
 541             getAttachments($message->entities[$i], $session);
 542         }
 543     }
 544     return;
 545 }
 546
 547 function showInputForm ($session) {
 548     global $send_to, $send_to_cc, $reply_subj, $forward_subj, $body,
 549            $passed_body, $color, $use_signature, $signature, $prefix_sig,
 550            $editor_size, $attachments, $subject, $newmail,
 551            $use_javascript_addr_book, $send_to_bcc, $reply_id, $mailbox,
 552            $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 553            $username, $data_dir, $identity, $draft_id, $delete_draft,
 554            $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
 555            $saved_draft, $mail_sent, $sig_first;
 556
 557     $subject = decodeHeader($subject, false);
 558     $reply_subj = decodeHeader($reply_subj, false);
 559     $forward_subj = decodeHeader($forward_subj, false);
 560
 561     if ($use_javascript_addr_book) {
 562         echo "\n". '<SCRIPT LANGUAGE=JavaScript><!--' . "\n" .
 563              'function open_abook() { ' . "\n" .
 564              '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
 565              '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
 566              '  if((!nwin.opener) && (document.windows != null))' . "\n" .
 567              '    nwin.opener = document.windows;' . "\n" .
 568              "}\n" .
 569              '// --></SCRIPT>' . "\n\n";
 570     }
 571
 572     echo "\n" . '<FORM name=compose action="compose.php" METHOD=POST ' .
 573          'ENCTYPE="multipart/form-data"';
 574     do_hook("compose_form");
 575
 576
 577     echo ">\n";
 578
 579     if (isset($draft_id)) {
 580         echo '<input type="hidden" name="delete_draft" value="' . $draft_id . "\">\n";
 581     }
 582     if (isset($delete_draft)) {
 583         echo '<input type="hidden" name="delete_draft" value="' . $delete_draft. "\">\n";
 584     }
 585     if (isset($session)) {
 586         echo '<input type="hidden" name="session" value="' . "$session" . "\">\n";
 587     }
 588
 589     if ($saved_draft == 'yes') {
 590         echo '<BR><CENTER><B>'. _("Draft Saved").'</CENTER></B>';
 591     }
 592     if ($mail_sent == 'yes') {
 593         echo '<BR><CENTER><B>'. _("Your Message has been sent").'</CENTER></B>';
 594     }
 595     echo '<TABLE WIDTH="100%" ALIGN=center CELLSPACING=0 BORDER=0>' . "\n";
 596     if ($compose_new_win == '1') {
 597         echo '   <TR><TD></TD><TD ALIGN="RIGHT"><INPUT TYPE="BUTTON" NAME="Close" onClick="return self.close()" VALUE='._("Close").'></TD></TR>'."\n";
 598     }
 599     if ($location_of_buttons == 'top') {
 600         showComposeButtonRow();
 601     }
 602
 603     $idents = getPref($data_dir, $username, 'identities', 0);
 604     if ($idents > 1) {
 605         echo '   <TR>' . "\n" .
 606              '      <TD BGCOLOR="' . $color[4] . '" WIDTH="10%" ALIGN=RIGHT>' .
 607              "\n" .
 608              _("From:") .
 609              '      </TD><TD BGCOLOR="' . $color[4] . '" WIDTH="90%">' . "\n" .
 610              '<select name=identity>' . "\n" .
 611              '<option value=default>' .
 612              htmlspecialchars(getPref($data_dir, $username, 'full_name'));
 613         $em = getPref($data_dir, $username, 'email_address');
 614         if ($em != '') {
 615             echo htmlspecialchars(' <' . $em . '>') . "\n";
 616         }
 617         for ($i = 1; $i < $idents; $i ++) {
 618             echo '<option value="' . $i . '"';
 619             if (isset($identity) && $identity == $i) {
 620                 echo ' SELECTED';
 621             }
 622             echo '>' . htmlspecialchars(getPref($data_dir, $username,
 623                                                 'full_name' . $i));
 624             $em = getPref($data_dir, $username, 'email_address' . $i);
 625             if ($em != '') {
 626                 echo htmlspecialchars(' <' . $em . '>') . "\n";
 627             }
 628             echo '</option>';
 629         }
 630         echo '</select>' . "\n" .
 631              '      </TD>' . "\n" .
 632              '   </TR>' . "\n";
 633     }
 634     echo '   <TR>' . "\n" .
 635          '      <TD BGCOLOR="' . $color[4] . '" WIDTH="10%" ALIGN=RIGHT>' . "\n" .
 636          _("To:") .
 637          '      </TD><TD BGCOLOR="' . $color[4] . '" WIDTH="90%">' . "\n" .
 638          '         <INPUT TYPE=text NAME="send_to" VALUE="' .
 639          htmlspecialchars($send_to) . '" SIZE=60><BR>' . "\n" .
 640          '      </TD>' . "\n" .
 641          '   </TR>' . "\n" .
 642          '   <TR>' . "\n" .
 643          '      <TD BGCOLOR="' . $color[4] . '" ALIGN=RIGHT>' . "\n" .
 644          _("CC:") .
 645          '      </TD><TD BGCOLOR="' . $color[4] . '" ALIGN=LEFT>' . "\n" .
 646          '         <INPUT TYPE=text NAME="send_to_cc" SIZE=60 VALUE="' .
 647          htmlspecialchars($send_to_cc) . '"><BR>' . "\n" .
 648          '      </TD>' . "\n" .
 649          '   </TR>' . "\n" .
 650          '   <TR>' . "\n" .
 651          '      <TD BGCOLOR="' . $color[4] . '" ALIGN=RIGHT>' . "\n" .
 652          _("BCC:") .
 653          '      </TD><TD BGCOLOR="' . $color[4] . '" ALIGN=LEFT>' . "\n" .
 654          '         <INPUT TYPE=text NAME="send_to_bcc" VALUE="' .
 655          htmlspecialchars($send_to_bcc) . '" SIZE=60><BR>' . "\n" .
 656          '</TD></TR>' . "\n" .
 657          '   <TR>' . "\n" .
 658          '      <TD BGCOLOR="' . $color[4] . '" ALIGN=RIGHT>' . "\n" .
 659          _("Subject:") .
 660          '      </TD><TD BGCOLOR="' . $color[4] . '" ALIGN=LEFT>' . "\n";
 661     if ($reply_subj) {
 662         $reply_subj = str_replace('"', "'", $reply_subj);
 663         $reply_subj = trim($reply_subj);
 664         if (substr(strtolower($reply_subj), 0, 3) != 're:') {
 665             $reply_subj = 'Re: ' . $reply_subj;
 666         }
 667         echo '         <INPUT TYPE=text NAME=subject SIZE=60 VALUE="' .
 668              htmlspecialchars($reply_subj) . '">';
 669     }
 670     elseif ($forward_subj) {
 671         $forward_subj = trim($forward_subj);
 672         if ((substr(strtolower($forward_subj), 0, 4) != 'fwd:') &&
 673             (substr(strtolower($forward_subj), 0, 5) != '[fwd:') &&
 674             (substr(strtolower($forward_subj), 0, 6) != '[ fwd:')) {
 675             $forward_subj = '[Fwd: ' . $forward_subj . ']';
 676         }
 677         echo '         <INPUT TYPE=text NAME=subject SIZE=60 VALUE="' .
 678              htmlspecialchars($forward_subj) . '">';
 679     } else {
 680         echo '         <INPUT TYPE=text NAME=subject SIZE=60 VALUE="' .
 681              htmlspecialchars($subject) . '">';
 682     }
 683     echo '</td></tr>' . "\n\n";
 684
 685     if ($location_of_buttons == 'between') {
 686         showComposeButtonRow();
 687     }
 688
 689     echo '   <TR>' . "\n" .
 690          '      <TD BGCOLOR="' . $color[4] . '" COLSPAN=2>' . "\n" .
 691          '         &nbsp;&nbsp;<TEXTAREA NAME=body ROWS=20 COLS="' .
 692          $editor_size . '" WRAP=HARD>';
 693     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
 694         if ($sig_first == '1') {
 695             echo "\n\n".($prefix_sig==true? "-- \n":'').htmlspecialchars($signature);
 696             echo "\n\n".htmlspecialchars($body);
 697         }
 698         else {
 699             echo "\n\n".htmlspecialchars($body);
 700             echo "\n\n".($prefix_sig==true? "-- \n":'').htmlspecialchars($signature);
 701         }
 702     }
 703     else {
 704        echo htmlspecialchars($body);
 705     }
 706     echo '</TEXTAREA><BR>' . "\n" .
 707          '      </TD>' . "\n" .
 708          '   </TR>' . "\n";
 709
 710     if ($location_of_buttons == 'bottom') {
 711         showComposeButtonRow();
 712     } else {
 713         echo '   <TR><TD COLSPAN=2 ALIGN=LEFT>';
 714         echo ' &nbsp; <INPUT TYPE=SUBMIT NAME=send VALUE="' . _("Send") . '"></TD></TR>' . "\n";
 715     }
 716
 717     /* This code is for attachments */
 718     echo '   <TR>' . "\n" .
 719          '     <TD VALIGN=MIDDLE ALIGN=RIGHT>' . "\n" .
 720                 _("Attach:") .
 721          '      </TD>' . "\n" .
 722          '      <TD VALIGN=MIDDLE ALIGN=LEFT>' . "\n" .
 723          '      <INPUT NAME="attachfile" SIZE=48 TYPE="file">' . "\n" .
 724          '      &nbsp;&nbsp;<input type="submit" name="attach"' .
 725          ' value="' . _("Add") .'">' . "\n" .
 726          '     </TD>' . "\n" .
 727          '   </TR>' . "\n";
 728
 729     if (count($attachments)) {
 730         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 731         echo '<tr><td bgcolor="' . $color[0] . '" align=right>' . "\n" .
 732              '&nbsp;' .
 733              '</td><td align=left bgcolor="' . $color[0] . '">';
 734         foreach ($attachments as $key => $info) {
 735             if ($info['session'] == $session) {
 736                 $attached_file = "$hashed_attachment_dir/$info[localfilename]";
 737                 echo '<input type="checkbox" name="delete[]" value="' . $key . "\">\n" .
 738                     $info['remotefilename'] . ' - ' . $info['type'] . ' (' .
 739                     show_readable_size(filesize($attached_file)) . ")<br>\n";
 740             }
 741         }
 742
 743         echo '<input type="submit" name="do_delete" value="' .
 744              _("Delete selected attachments") . "\">\n" .
 745              '</td></tr>';
 746     }
 747     /* End of attachment code */
 748
 749     echo '</TABLE>' . "\n";
 750     if ($reply_id) {
 751         echo '<input type=hidden name=reply_id value=' . $reply_id . ">\n";
 752     }
 753     echo '<INPUT TYPE=hidden NAME=mailbox VALUE="' . htmlspecialchars($mailbox) .
 754          "\">\n" .
 755          '</FORM>';
 756     do_hook('compose_bottom');
 757     echo '</BODY></HTML>' . "\n";
 758 }
 759
 760
 761 function showComposeButtonRow() {
 762     global $use_javascript_addr_book, $save_as_draft,
 763         $default_use_priority, $mailprio, $default_use_mdn,
 764         $data_dir, $username;
 765
 766     echo "  <TR><TD>\n</TD><TD>\n";
 767     if ($default_use_priority) {
 768         if(!isset($mailprio)) {
 769             $mailprio = "3";
 770     }
 771     echo _("Priority") .': <select name="mailprio">'.
 772          '<option value="1"'.($mailprio=='1'?' selected':'').'>'. _("High") .'</option>'.
 773          '<option value="3"'.($mailprio=='3'?' selected':'').'>'. _("Normal") .'</option>'.
 774          '<option value="5"'.($mailprio=='5'?' selected':'').'>'. _("Low").'</option>'.
 775          "</select>";
 776     }
 777     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
 778     if ($default_use_mdn) {
 779         if ($mdn_user_support) {
 780             echo "\n\t". _("Receipt") .': '.
 781             '<input type="checkbox" name="request_mdn" value=1>'. _("On read").
 782             ' <input type="checkbox" name="request_dr" value=1>'. _("On Delivery");
 783         }
 784     }
 785
 786     echo "   <TR><td>\n   </td><td>\n";
 787     echo "\n    <INPUT TYPE=SUBMIT NAME=\"sigappend\" VALUE=\"". _("Signature") . "\">\n";
 788     if ($use_javascript_addr_book) {
 789         echo "      <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"".
 790              "         <input type=button value=\\\""._("Addresses").
 791                               "\\\" onclick='javascript:open_abook();'>\");".
 792              "         // --></SCRIPT><NOSCRIPT>\n".
 793              "         <input type=submit name=\"html_addr_search\" value=\"".
 794                               _("Addresses")."\">".
 795              "      </NOSCRIPT>\n";
 796     } else {
 797         echo "      <input type=submit name=\"html_addr_search\" value=\"".
 798                               _("Addresses")."\">";
 799     }
 800     echo "\n    <INPUT TYPE=SUBMIT NAME=send VALUE=\"". _("Send") . "\">\n";
 801
 802     if ($save_as_draft) {
 803         echo '<input type="submit" name ="draft" value="' . _("Save Draft") . "\">\n";
 804     }
 805
 806     do_hook('compose_button_row');
 807
 808     echo "   </TD></TR>\n\n";
 809 }
 810
 811 function checkInput ($show) {
 812     /*
 813      * I implemented the $show variable because the error messages
 814      * were getting sent before the page header.  So, I check once
 815      * using $show=false, and then when i'm ready to display the error
 816      * message, show=true
 817      */
 818     global $body, $send_to, $subject, $color;
 819
 820     if ($send_to == "") {
 821         if ($show) {
 822             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
 823         }
 824         return false;
 825     }
 826     return true;
 827 } /* function checkInput() */
 828
 829
 830 /* True if FAILURE */
 831 function saveAttachedFiles($session) {
 832     global $HTTP_POST_FILES, $attachment_dir, $attachments, $username;
 833
 834     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 835     $localfilename = GenerateRandomString(32, '', 7);
 836     $full_localfilename = "$hashed_attachment_dir/$localfilename";
 837     while (file_exists($full_localfilename)) {
 838         $localfilename = GenerateRandomString(32, '', 7);
 839         $full_localfilename = "$hashed_attachment_dir/$localfilename";
 840     }
 841
 842     if (!@rename($HTTP_POST_FILES['attachfile']['tmp_name'], $full_localfilename)) {
 843         if (!@copy($HTTP_POST_FILES['attachfile']['tmp_name'], $full_localfilename)) {
 844             return true;
 845         }
 846     }
 847
 848     $newAttachment['localfilename'] = $localfilename;
 849     $newAttachment['remotefilename'] = $HTTP_POST_FILES['attachfile']['name'];
 850     $newAttachment['type'] = strtolower($HTTP_POST_FILES['attachfile']['type']);
 851     $newAttachment['session'] = $session;
 852
 853     if ($newAttachment['type'] == "") {
 854          $newAttachment['type'] = 'application/octet-stream';
 855     }
 856
 857     $attachments[] = $newAttachment;
 858 }
 859
 860
 861 function ClearAttachments($session)
 862 {
 863     global $username, $attachments, $attachment_dir;
 864     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 865
 866     $rem_attachments = array();
 867     foreach ($attachments as $info) {
 868         if ($info['session'] == $session) {
 869             $attached_file = "$hashed_attachment_dir/$info[localfilename]";
 870             if (file_exists($attached_file)) {
 871                 unlink($attached_file);
 872             }
 873         } else {
 874             $rem_attachments[] = $info;
 875         }
 876     }
 877     $attachments = $rem_attachments;
 878 }
 879
 880
 881 function getReplyCitation($orig_from)
 882 {
 883     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 884
 885     /* First, return an empty string when no citation style selected. */
 886     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 887         return '';
 888     }
 889
 890     /* Decode the users name. */
 891     $parpos = strpos($orig_from, '(');
 892     if ($parpos === false) {
 893         $orig_from = trim(substr($orig_from, 0, strpos($orig_from, '<')));
 894         $orig_from = str_replace('"', '', $orig_from);
 895         $orig_from = str_replace("'", '', $orig_from);
 896     } else {
 897         $end_parpos = strrpos($orig_from, ')');
 898         $end_parpos -= ($end_parpos === false ? $end_parpos : $parpos + 1);
 899         $orig_from = trim(substr($orig_from, $parpos + 1, $end_parpos));
 900     }
 901
 902     /* Make sure our final value isn't an empty string. */
 903     if ($orig_from == '') {
 904         return '';
 905     }
 906
 907     /* Otherwise, try to select the desired citation style. */
 908     switch ($reply_citation_style) {
 909     case 'author_said':
 910         $start = '';
 911         $end   = ' ' . _("said") . ':';
 912         break;
 913     case 'quote_who':
 914         $start = '<' . _("quote") . ' ' . _("who") . '="';
 915         $end   = '">';
 916         break;
 917     case 'user-defined':
 918         $start = $reply_citation_start . ' ';
 919         $end   = $reply_citation_end;
 920         break;
 921     default:
 922         return '';
 923     }
 924
 925     /* Build and return the citation string. */
 926     return ($start . $orig_from . $end . "\n");
 927 }
 928
 929 ?>