src/compose.php

   1 <?php
   2    /**
   3     ** compose.php
   4     **
   5     **  Copyright (c) 1999-2000 The SquirrelMail development team
   6     **  Licensed under the GNU GPL. For full terms see the file COPYING.
   7     **
   8     ** This code sends a mail.
   9     **
  10     ** There are 3 modes of operation:
  11     **  - Start new mail
  12     **  - Add an attachment
  13     **  - Send mail
  14     **
  15     ** $Id$
  16     **/
  17
  18    include('../src/validate.php');
  19    include("../functions/imap.php");
  20    include("../functions/date.php");
  21    include("../functions/mime.php");
  22    include("../functions/smtp.php");
  23    include("../functions/display_messages.php");
  24    include ("../functions/plugin.php");
  25
  26    if (!isset($attachments))
  27    {
  28        $attachments = array();
  29        session_register('attachments');
  30    }
  31
  32
  33    // This function is used when not sending or adding attachments
  34    function newMail () {
  35       global $forward_id, $imapConnection, $msg, $ent_num, $body_ary, $body,
  36          $reply_id, $send_to, $send_to_cc, $mailbox, $send_to_bcc, $editor_size;
  37
  38       $send_to = decodeHeader($send_to);
  39       $send_to_cc = decodeHeader($send_to_cc);
  40       $send_to_bcc = decodeHeader($send_to_bcc);
  41
  42       if ($forward_id)
  43          $id = $forward_id;
  44       elseif ($reply_id)
  45          $id = $reply_id;
  46
  47
  48       if (isset($id)) {
  49          sqimap_mailbox_select($imapConnection, $mailbox);
  50          $message = sqimap_get_message($imapConnection, $id, $mailbox);
  51          $orig_header = $message->header;
  52          if ($ent_num)
  53             $message = getEntity($message, $ent_num);
  54
  55          if ($message->header->type0 == "text" || $message->header->type1 == "message") {
  56             if ($ent_num)
  57                $body = decodeBody(mime_fetch_body($imapConnection, $id, $ent_num), $message->header->encoding);
  58             else
  59                $body = decodeBody(mime_fetch_body($imapConnection, $id, 1), $message->header->encoding);
  60          } else {
  61             $body = "";
  62          }
  63
  64          if ($message->header->type1 == "html")
  65             $body = strip_tags($body);
  66
  67          sqUnWordWrap($body);
  68          $body_ary = explode("\n", $body);
  69          $i = count($body_ary) - 1;
  70          while ($i >= 0 && ereg("^[>\\s]*$", $body_ary[$i])) {
  71             unset($body_ary[$i]);
  72             $i --;
  73          }
  74          $body = "";
  75          for ($i=0; isset($body_ary[$i]); $i++) {
  76             if (! $forward_id)
  77             {
  78                 if (ereg('^[ >]+', $body_ary[$i]))
  79                 {
  80                     $body_ary[$i] = '>' . $body_ary[$i];
  81                 }
  82                 else
  83                 {
  84                     $body_ary[$i] = '> ' . $body_ary[$i];
  85                 }
  86             }
  87             sqWordWrap($body_ary[$i], $editor_size - 1);
  88             $body .= $body_ary[$i] . "\n";
  89             unset($body_ary[$i]);
  90          }
  91          if ($forward_id)
  92          {
  93              $bodyTop =  "-------- " . _("Original Message") . " --------\n";
  94              $bodyTop .= _("Subject") . ": " . $orig_header->subject . "\n";
  95              $bodyTop .= _("From") . ": " . $orig_header->from . "\n";
  96              $bodyTop .= _("To") . ": " . $orig_header->to[0] . "\n";
  97              if (count($orig_header->to) > 1) {
  98                  for ($x=1; $x < count($orig_header->to); $x++) {
  99                      $bodyTop .= "         " . $orig_header->to[$x] . "\n";
 100                  }
 101              }
 102              $bodyTop .= "\n";
 103              $body = $bodyTop . $body;
 104          }
 105
 106          return;
 107       }
 108
 109       if (!$send_to) {
 110          $send_to = sqimap_find_email($send_to);
 111       }
 112
 113       /** This formats a CC string if they hit "reply all" **/
 114       if ($send_to_cc != "") {
 115          $send_to_cc = ereg_replace( '"[^"]*"', "", $send_to_cc);
 116          $send_to_cc = ereg_replace(";", ",", $send_to_cc);
 117          $sendcc = explode(",", $send_to_cc);
 118          $send_to_cc = "";
 119
 120          for ($i = 0; $i < count($sendcc); $i++) {
 121             $sendcc[$i] = trim($sendcc[$i]);
 122             if ($sendcc[$i] == "")
 123                continue;
 124
 125             $sendcc[$i] = sqimap_find_email($sendcc[$i]);
 126             $whofrom = sqimap_find_displayable_name($msg["HEADER"]["FROM"]);
 127             $whoreplyto = sqimap_find_email($msg["HEADER"]["REPLYTO"]);
 128
 129             if ((strtolower(trim($sendcc[$i])) != strtolower(trim($whofrom))) &&
 130                 (strtolower(trim($sendcc[$i])) != strtolower(trim($whoreplyto))) &&
 131                 (trim($sendcc[$i]) != "")) {
 132                $send_to_cc .= trim($sendcc[$i]) . ", ";
 133             }
 134          }
 135          $send_to_cc = trim($send_to_cc);
 136          if (substr($send_to_cc, -1) == ",") {
 137             $send_to_cc = substr($send_to_cc, 0, strlen($send_to_cc) - 1);
 138          }
 139       }
 140    } // function newMail()
 141
 142    function getAttachments($message) {
 143       global $mailbox, $attachments, $attachment_dir, $imapConnection,
 144              $ent_num, $forward_id;
 145
 146       if (!$message) {
 147            sqimap_mailbox_select($imapConnection, $mailbox);
 148            $message = sqimap_get_message($imapConnection, $forward_id,
 149                $mailbox);
 150       }
 151
 152       if (count($message->entities) == 0) {
 153           if ($message->header->entity_id != $ent_num) {
 154               $filename = decodeHeader($message->header->filename);
 155
 156               if ($filename == "")
 157                   $filename = "untitled-".$message->header->entity_id;
 158
 159               $localfilename = GenerateRandomString(32, '', 7);
 160               while (file_exists($attachment_dir . $localfilename))
 161                   $localfilename = GenerateRandomString(32, '', 7);
 162
 163               $newAttachment['localfilename'] = $localfilename;
 164               $newAttachment['remotefilename'] = $filename;
 165               $newAttachment['type'] = strtolower($message->header->type0 .
 166                  '/' . $message->header->type1);
 167
 168               // Write Attachment to file
 169               $fp = fopen ($attachment_dir.$localfilename, 'w');
 170               fputs ($fp, decodeBody(mime_fetch_body($imapConnection,
 171                   $forward_id, $message->header->entity_id),
 172                   $message->header->encoding));
 173               fclose ($fp);
 174
 175               $attachments[] = $newAttachment;
 176           }
 177       } else {
 178           for ($i = 0; $i < count($message->entities); $i++) {
 179               getAttachments($message->entities[$i]);
 180           }
 181       }
 182       return;
 183    }
 184
 185    function showInputForm () {
 186       global $send_to, $send_to_cc, $reply_subj, $forward_subj, $body,
 187          $passed_body, $color, $use_signature, $signature, $prefix_sig,
 188          $editor_size, $attachments, $subject, $newmail,
 189          $use_javascript_addr_book, $send_to_bcc, $reply_id, $mailbox,
 190          $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 191          $username, $data_dir, $identity;
 192
 193       $subject = decodeHeader($subject);
 194       $reply_subj = decodeHeader($reply_subj);
 195       $forward_subj = decodeHeader($forward_subj);
 196
 197       if ($use_javascript_addr_book) {
 198          echo "\n<SCRIPT LANGUAGE=JavaScript><!--\n";
 199          echo "function open_abook() { \n";
 200          echo "  var nwin = window.open(\"addrbook_popup.php\",\"abookpopup\",";
 201          echo "\"width=670,height=300,resizable=yes,scrollbars=yes\");\n";
 202          echo "  if((!nwin.opener) && (document.windows != null))\n";
 203          echo "    nwin.opener = document.windows;\n";
 204          echo "}\n";
 205          echo "// --></SCRIPT>\n\n";
 206       }
 207
 208       echo "\n<FORM name=compose action=\"compose.php\" METHOD=POST ENCTYPE=\"multipart/form-data\"";
 209       do_hook("compose_form");
 210           echo ">\n";
 211       if ($reply_id) {
 212          echo "<input type=hidden name=reply_id value=$reply_id>\n";
 213       }
 214       printf("<INPUT TYPE=hidden NAME=mailbox VALUE=\"%s\">\n", htmlspecialchars($mailbox));
 215       echo "<TABLE WIDTH=\"100%\" ALIGN=center CELLSPACING=0 BORDER=0>\n";
 216
 217       if ($location_of_buttons == 'top') showComposeButtonRow();
 218
 219       $idents = getPref($data_dir, $username, 'identities');
 220       if ($idents != '' && $idents > 1)
 221       {
 222          echo "   <TR>\n";
 223          echo "      <TD BGCOLOR=\"$color[4]\" WIDTH=\"10%\" ALIGN=RIGHT>\n";
 224          echo _("From:");
 225          echo "      </TD><TD BGCOLOR=\"$color[4]\" WIDTH=\"90%\">\n";
 226          echo "<select name=identity>\n";
 227          echo "<option value=default>" .
 228             htmlspecialchars(getPref($data_dir, $username, 'full_name'));
 229          $em = getPref($data_dir, $username, 'email_address');
 230          if ($em != '')
 231             echo htmlspecialchars(' <' . $em . '>') . "\n";
 232          for ($i = 1; $i < $idents; $i ++) {
 233             echo '<option value="' . $i . '"';
 234             if (isset($identity) && $identity == $i)
 235                echo ' SELECTED';
 236             echo '>';
 237             echo htmlspecialchars(getPref($data_dir, $username, 'full_name' .
 238                                           $i));
 239             $em = getPref($data_dir, $username, 'email_address' . $i);
 240             if ($em != '')
 241                echo htmlspecialchars(' <' . $em . '>') . "\n";
 242          }
 243          echo "</select>\n";
 244          echo "      </TD>\n";
 245          echo "   </TR>\n";
 246       }
 247       echo "   <TR>\n";
 248       echo "      <TD BGCOLOR=\"$color[4]\" WIDTH=\"10%\" ALIGN=RIGHT>\n";
 249       echo _("To:");
 250       echo "      </TD><TD BGCOLOR=\"$color[4]\" WIDTH=\"90%\">\n";
 251       printf("         <INPUT TYPE=text NAME=\"send_to\" VALUE=\"%s\" SIZE=60><BR>\n",
 252              htmlspecialchars($send_to));
 253       echo "      </TD>\n";
 254       echo "   </TR>\n";
 255       echo "   <TR>\n";
 256       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 257       echo _("CC:");
 258       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 259       printf("         <INPUT TYPE=text NAME=\"send_to_cc\" SIZE=60 VALUE=\"%s\"><BR>\n",
 260              htmlspecialchars($send_to_cc));
 261       echo "      </TD>\n";
 262       echo "   </TR>\n";
 263       echo "   <TR>\n";
 264       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 265       echo _("BCC:");
 266       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 267       printf("         <INPUT TYPE=text NAME=\"send_to_bcc\" VALUE=\"%s\" SIZE=60><BR>\n",
 268              htmlspecialchars($send_to_bcc));
 269       echo "</TD></TR>\n";
 270
 271       echo "   <TR>\n";
 272       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 273       echo _("Subject:");
 274       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 275       if ($reply_subj) {
 276          $reply_subj = str_replace("\"", "'", $reply_subj);
 277          $reply_subj = trim($reply_subj);
 278          if (substr(strtolower($reply_subj), 0, 3) != "re:")
 279             $reply_subj = "Re: $reply_subj";
 280          printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 281                 htmlspecialchars($reply_subj));
 282       } else if ($forward_subj) {
 283          $forward_subj = trim($forward_subj);
 284          if ((substr(strtolower($forward_subj), 0, 4) != 'fwd:') &&
 285              (substr(strtolower($forward_subj), 0, 5) != '[fwd:') &&
 286              (substr(strtolower($forward_subj), 0, 6) != '[ fwd:'))
 287             $forward_subj = "[Fwd: $forward_subj]";
 288          printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 289                 htmlspecialchars($forward_subj));
 290       } else {
 291           printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 292                 htmlspecialchars($subject));
 293       }
 294       echo "</td></tr>\n\n";
 295
 296       if ($location_of_buttons == 'between') showComposeButtonRow();
 297
 298       echo "   <TR>\n";
 299       echo "      <TD BGCOLOR=\"$color[4]\" COLSPAN=2>\n";
 300       echo "         &nbsp;&nbsp;<TEXTAREA NAME=body ROWS=20 COLS=\"$editor_size\" WRAP=HARD>";
 301       echo htmlspecialchars($body);
 302       if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
 303         if ( $prefix_sig == true )
 304           echo "\n\n-- \n" . htmlspecialchars($signature);
 305         else
 306           echo "\n\n" . htmlspecialchars($signature);
 307       }
 308       echo "</TEXTAREA><BR>\n";
 309       echo "      </TD>\n";
 310       echo "   </TR>\n";
 311
 312       if ($location_of_buttons == 'bottom')
 313          showComposeButtonRow();
 314       else {
 315          echo "   <TR><TD>&nbsp;</TD><TD ALIGN=LEFT><INPUT TYPE=SUBMIT NAME=send VALUE=\""._("Send")."\"></TD></TR>\n";
 316       }
 317
 318       // This code is for attachments
 319       echo "   <tr>\n";
 320       echo "     <TD BGCOLOR=\"$color[0]\" VALIGN=TOP ALIGN=RIGHT>\n";
 321       echo "      <SMALL><BR></SMALL>"._("Attach:");
 322       echo "      </td><td ALIGN=left BGCOLOR=\"$color[0]\">\n";
 323       echo "      <INPUT NAME=\"attachfile\" SIZE=48 TYPE=\"file\">\n";
 324       echo "      &nbsp;&nbsp;<input type=\"submit\" name=\"attach\"";
 325       echo " value=\"" . _("Add") ."\">\n";
 326       echo "     </td>\n";
 327       echo "   </tr>\n";
 328       if (count($attachments))
 329       {
 330          echo "<tr><td bgcolor=\"$color[0]\" align=right>\n";
 331          echo "&nbsp;";
 332          echo "</td><td align=left bgcolor=\"$color[0]\">";
 333          foreach ($attachments as $key => $info) {
 334             echo "<input type=\"checkbox\" name=\"delete[]\" value=\"$key\">\n";
 335             echo $info['remotefilename'] . " - " . $info['type'] . " (";
 336             echo show_readable_size(filesize($attachment_dir .
 337                 $info['localfilename'])) . ")<br>\n";
 338          }
 339
 340          echo "<input type=\"submit\" name=\"do_delete\" value=\""._("Delete selected attachments")."\">\n";
 341          echo "</td></tr>";
 342       }
 343       // End of attachment code
 344
 345       echo "</TABLE>\n";
 346       echo "</FORM>";
 347       do_hook("compose_bottom");
 348    }
 349
 350    function showComposeButtonRow() {
 351       global $use_javascript_addr_book;
 352
 353       echo "   <TR><td>\n   </td><td>\n";
 354       if ($use_javascript_addr_book) {
 355          echo "      <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"";
 356          echo "         <input type=button value=\\\""._("Addresses")."\\\" onclick='javascript:open_abook();'>\");";
 357          echo "         // --></SCRIPT><NOSCRIPT>\n";
 358          echo "         <input type=submit name=\"html_addr_search\" value=\""._("Addresses")."\">";
 359          echo "      </NOSCRIPT>\n";
 360       } else {
 361          echo "      <input type=submit name=\"html_addr_search\" value=\""._("Addresses")."\">";
 362       }
 363       echo "\n    <INPUT TYPE=SUBMIT NAME=send VALUE=\"". _("Send") . "\">\n";
 364
 365       do_hook("compose_button_row");
 366
 367       echo "   </TD>\n";
 368       echo "   </TR>\n\n";
 369    }
 370
 371    function checkInput ($show) {
 372       /** I implemented the $show variable because the error messages
 373           were getting sent before the page header.  So, I check once
 374           using $show=false, and then when i'm ready to display the
 375           error message, show=true **/
 376       global $body, $send_to, $subject, $color;
 377
 378       if ($send_to == "") {
 379          if ($show)
 380             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
 381          return false;
 382       }
 383       return true;
 384    } // function checkInput()
 385
 386
 387    // True if FAILURE
 388    function saveAttachedFiles() {
 389       global $HTTP_POST_FILES, $attachment_dir, $attachments;
 390
 391       $localfilename = GenerateRandomString(32, '', 7);
 392       while (file_exists($attachment_dir . $localfilename))
 393           $localfilename = GenerateRandomString(32, '', 7);
 394
 395       if (!@rename($HTTP_POST_FILES['attachfile']['tmp_name'], $attachment_dir.$localfilename)) {
 396          if (!@copy($HTTP_POST_FILES['attachfile']['tmp_name'], $attachment_dir.$localfilename)) {
 397             return true;
 398          }
 399       }
 400
 401       $newAttachment['localfilename'] = $localfilename;
 402       $newAttachment['remotefilename'] = $HTTP_POST_FILES['attachfile']['name'];
 403       $newAttachment['type'] =
 404          strtolower($HTTP_POST_FILES['attachfile']['type']);
 405
 406       $attachments[] = $newAttachment;
 407     }
 408
 409    if (!isset($mailbox) || $mailbox == "" || ($mailbox == "None"))
 410       $mailbox = "INBOX";
 411
 412    if (isset($send)) {
 413       if (isset($HTTP_POST_FILES['attachfile']) &&
 414           $HTTP_POST_FILES['attachfile']['tmp_name'] &&
 415           $HTTP_POST_FILES['attachfile']['tmp_name'] != 'none')
 416           $AttachFailure = saveAttachedFiles();
 417       if (checkInput(false) && !isset($AttachFailure)) {
 418          $urlMailbox = urlencode (trim($mailbox));
 419          if (! isset($reply_id))
 420              $reply_id = 0;
 421          // Set $default_charset to correspond with the user's selection
 422          // of language interface.
 423          set_my_charset();
 424          do_hook("compose_send");
 425
 426          if (! sendMessage($send_to, $send_to_cc, $send_to_bcc, $subject, $body, $reply_id)) {
 427             showInputForm();
 428             exit();
 429          }
 430          Header("Location: right_main.php?mailbox=$urlMailbox&sort=$sort&startMessage=1");
 431       } else {
 432          //$imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
 433          displayPageHeader($color, $mailbox);
 434
 435          if ($AttachFailure)
 436              plain_error_message(_("Could not move/copy file. File not attached"), $color);
 437
 438          checkInput(true);
 439
 440          showInputForm();
 441          //sqimap_logout($imapConnection);
 442       }
 443    } else if (isset($html_addr_search_done)) {
 444       displayPageHeader($color, $mailbox);
 445
 446       if (isset($send_to_search) && is_array($send_to_search)) {
 447          foreach ($send_to_search as $k => $v) {
 448             if (substr($k, 0, 1) == 'T') {
 449                if ($send_to)
 450                   $send_to .= ', ';
 451                $send_to .= $v;
 452             }
 453             elseif (substr($k, 0, 1) == 'C') {
 454                if ($send_to_cc)
 455                   $send_to_cc .= ', ';
 456                $send_to_cc .= $v;
 457             }
 458             elseif (substr($k, 0, 1) == 'B') {
 459                if ($send_to_bcc)
 460                   $send_to_bcc .= ', ';
 461                $send_to_bcc .= $v;
 462             }
 463          }
 464       }
 465
 466       showInputForm();
 467    } else if (isset($html_addr_search)) {
 468       if (isset($HTTP_POST_FILES['attachfile']) &&
 469           $HTTP_POST_FILES['attachfile']['tmp_name'] &&
 470           $HTTP_POST_FILES['attachfile']['tmp_name'] != 'none')
 471       {
 472           if (saveAttachedFiles())
 473                 plain_error_message(_("Could not move/copy file. File not attached"), $color);
 474       }
 475       // I am using an include so as to elminiate an extra unnecessary click.  If you
 476       // can think of a better way, please implement it.
 477       include ("./addrbook_search_html.php");
 478    } else if (isset($attach)) {
 479       if (saveAttachedFiles())
 480             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 481       displayPageHeader($color, $mailbox);
 482       showInputForm();
 483    } else if (isset($do_delete)) {
 484       displayPageHeader($color, $mailbox);
 485
 486       if (isset($delete) && is_array($delete))
 487       {
 488          foreach($delete as $index)
 489          {
 490             unlink ($attachment_dir.$attachments[$index]['localfilename']);
 491             unset ($attachments[$index]);
 492          }
 493       }
 494
 495       showInputForm();
 496    } else {
 497       // This handles the default case as well as the error case
 498       // (they had the same code) --> if (isset($smtpErrors))
 499       $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 500           $imapPort, 0);
 501       displayPageHeader($color, $mailbox);
 502
 503       $newmail = true;
 504
 505       ClearAttachments();
 506
 507       if (isset($forward_id) && $forward_id && isset($ent_num) && $ent_num)
 508           getAttachments(0);
 509
 510       newMail();
 511       showInputForm();
 512       sqimap_logout($imapConnection);
 513    }
 514
 515
 516
 517
 518    function ClearAttachments() {
 519        global $attachments, $attachment_dir;
 520
 521        foreach ($attachments as $info) {
 522            if (file_exists($attachment_dir . $info['localfilename'])) {
 523                unlink($attachment_dir . $info['localfilename']);
 524            }
 525        }
 526
 527        $attachments = array();
 528    }
 529
 530 ?>