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