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    session_start();
  19
  20    if (!isset($strings_php))
  21       include("../functions/strings.php");
  22    if (!isset($config_php))
  23       include("../config/config.php");
  24    if (!isset($page_header_php))
  25       include("../functions/page_header.php");
  26    if (!isset($imap_php))
  27       include("../functions/imap.php");
  28    if (!isset($date_php))
  29       include("../functions/date.php");
  30    if (!isset($mime_php))
  31       include("../functions/mime.php");
  32    if (!isset($smtp_php))
  33       include("../functions/smtp.php");
  34    if (!isset($display_messages_php))
  35       include("../functions/display_messages.php");
  36    if (!isset($auth_php))
  37       include ("../functions/auth.php");
  38    if (!isset($plugin_php))
  39       include ("../functions/plugin.php");
  40
  41    include("../src/load_prefs.php");
  42
  43    if (!isset($attachments))
  44        $attachments = array();
  45
  46    // This function is used when not sending or adding attachments
  47    function newMail () {
  48       global $forward_id, $imapConnection, $msg, $ent_num, $body_ary, $body,
  49          $reply_id, $send_to, $send_to_cc, $mailbox, $send_to_bcc, $editor_size;
  50
  51       $send_to = decodeHeader($send_to);
  52       $send_to_cc = decodeHeader($send_to_cc);
  53       $send_to_bcc = decodeHeader($send_to_bcc);
  54
  55       if ($forward_id)
  56          $id = $forward_id;
  57       elseif ($reply_id)
  58          $id = $reply_id;
  59
  60
  61       if (isset($id)) {
  62          sqimap_mailbox_select($imapConnection, $mailbox);
  63          $message = sqimap_get_message($imapConnection, $id, $mailbox);
  64          $orig_header = $message->header;
  65          if ($ent_num)
  66             $message = getEntity($message, $ent_num);
  67
  68          if ($message->header->type0 == "text" || $message->header->type1 == "message") {
  69             if ($ent_num)
  70                $body = decodeBody(mime_fetch_body($imapConnection, $id, $ent_num), $message->header->encoding);
  71             else
  72                $body = decodeBody(mime_fetch_body($imapConnection, $id, 1), $message->header->encoding);
  73          } else {
  74             $body = "";
  75          }
  76
  77          if ($message->header->type1 == "html")
  78             $body = strip_tags($body);
  79
  80          sqUnWordWrap($body);
  81          $body_ary = explode("\n", $body);
  82          $i = count($body_ary) - 1;
  83          while ($i >= 0 && ereg("^[>\\s]*$", $body_ary[$i])) {
  84             unset($body_ary[$i]);
  85             $i --;
  86          }
  87          $body = "";
  88          for ($i=0; isset($body_ary[$i]); $i++) {
  89             if (! $forward_id)
  90             {
  91                 if (ereg('^[\\s>]+', $body_ary[$i]))
  92                 {
  93                     $body_ary[$i] = '>' . $body_ary[$i];
  94                 }
  95                 else
  96                 {
  97                     $body_ary[$i] = '> ' . $body_ary[$i];
  98                 }
  99             }
 100             sqWordWrap($body_ary[$i], $editor_size - 1);
 101             $body .= $body_ary[$i] . "\n";
 102             unset($body_ary[$i]);
 103          }
 104          if ($forward_id)
 105          {
 106              $bodyTop =  "-------- " . _("Original Message") . " --------\n";
 107              $bodyTop .= _("Subject") . ": " . $orig_header->subject . "\n";
 108              $bodyTop .= _("From") . ": " . $orig_header->from . "\n";
 109              $bodyTop .= _("To") . ": " . $orig_header->to[0] . "\n";
 110              if (count($orig_header->to) > 1) {
 111                  for ($x=1; $x < count($orig_header->to); $x++) {
 112                      $bodyTop .= "         " . $orig_header->to[$x] . "\n";
 113                  }
 114              }
 115              $bodyTop .= "\n";
 116              $body = $bodyTop . $body;
 117          }
 118
 119          return;
 120       }
 121
 122       if (!$send_to) {
 123          $send_to = sqimap_find_email($send_to);
 124       }
 125
 126       /** This formats a CC string if they hit "reply all" **/
 127       if ($send_to_cc != "") {
 128          $send_to_cc = ereg_replace( '"[^"]*"', "", $send_to_cc);
 129          $send_to_cc = ereg_replace(";", ",", $send_to_cc);
 130          $sendcc = explode(",", $send_to_cc);
 131          $send_to_cc = "";
 132
 133          for ($i = 0; $i < count($sendcc); $i++) {
 134             $sendcc[$i] = trim($sendcc[$i]);
 135             if ($sendcc[$i] == "")
 136                continue;
 137
 138             $sendcc[$i] = sqimap_find_email($sendcc[$i]);
 139             $whofrom = sqimap_find_displayable_name($msg["HEADER"]["FROM"]);
 140             $whoreplyto = sqimap_find_email($msg["HEADER"]["REPLYTO"]);
 141
 142             if ((strtolower(trim($sendcc[$i])) != strtolower(trim($whofrom))) &&
 143                 (strtolower(trim($sendcc[$i])) != strtolower(trim($whoreplyto))) &&
 144                 (trim($sendcc[$i]) != "")) {
 145                $send_to_cc .= trim($sendcc[$i]) . ", ";
 146             }
 147          }
 148          $send_to_cc = trim($send_to_cc);
 149          if (substr($send_to_cc, -1) == ",") {
 150             $send_to_cc = substr($send_to_cc, 0, strlen($send_to_cc) - 1);
 151          }
 152       }
 153    } // function newMail()
 154
 155    function getAttachments($message) {
 156       global $mailbox, $attachments, $attachment_dir, $imapConnection,
 157              $ent_num, $forward_id;
 158
 159       if (!$message) {
 160            sqimap_mailbox_select($imapConnection, $mailbox);
 161            $message = sqimap_get_message($imapConnection, $forward_id,
 162                $mailbox);
 163       }
 164
 165       if (count($message->entities) == 0) {
 166           if ($message->header->entity_id != $ent_num) {
 167               $filename = decodeHeader($message->header->filename);
 168
 169               if ($filename == "")
 170                   $filename = "untitled-".$message->header->entity_id;
 171
 172               $localfilename = GenerateRandomString(32, '', 7);
 173
 174               // Write File Info
 175               $fp = fopen ($attachment_dir.$localfilename.".info", "w");
 176               fputs ($fp, strtolower($message->header->type0)."/".
 177                   strtolower($message->header->type1)."\n".$filename."\n");
 178               fclose ($fp);
 179
 180               // Write Attachment to file
 181               $fp = fopen ($attachment_dir.$localfilename, "w");
 182               fputs ($fp, decodeBody(mime_fetch_body($imapConnection,
 183                   $forward_id, $message->header->entity_id),
 184                   $message->header->encoding));
 185               fclose ($fp);
 186
 187               $attachments[$localfilename] = $filename;
 188           }
 189       } else {
 190           for ($i = 0; $i < count($message->entities); $i++) {
 191               getAttachments($message->entities[$i]);
 192           }
 193       }
 194       return;
 195    }
 196
 197    function showInputForm () {
 198       global $send_to, $send_to_cc, $reply_subj, $forward_subj, $body,
 199          $passed_body, $color, $use_signature, $signature, $prefix_sig,
 200          $editor_size, $attachments, $subject, $newmail,
 201          $use_javascript_addr_book, $send_to_bcc, $reply_id, $mailbox,
 202          $from_htmladdr_search, $location_of_buttons;
 203
 204       $subject = decodeHeader($subject);
 205       $reply_subj = decodeHeader($reply_subj);
 206       $forward_subj = decodeHeader($forward_subj);
 207
 208       if ($use_javascript_addr_book) {
 209          echo "\n<SCRIPT LANGUAGE=JavaScript><!--\n";
 210          echo "function open_abook() { \n";
 211          echo "  var nwin = window.open(\"addrbook_popup.php\",\"abookpopup\",";
 212          echo "\"width=670,height=300,resizable=yes,scrollbars=yes\");\n";
 213          echo "  if((!nwin.opener) && (document.windows != null))\n";
 214          echo "    nwin.opener = document.windows;\n";
 215          echo "}\n";
 216          echo "// --></SCRIPT>\n\n";
 217       }
 218
 219       echo "\n<FORM name=compose action=\"compose.php\" METHOD=POST ENCTYPE=\"multipart/form-data\"";
 220       do_hook("compose_form");
 221           echo ">\n";
 222       if ($reply_id) {
 223          echo "<input type=hidden name=reply_id value=$reply_id>\n";
 224       }
 225       printf("<INPUT TYPE=hidden NAME=mailbox VALUE=\"%s\">\n", htmlspecialchars($mailbox));
 226       echo "<TABLE WIDTH=\"100%\" ALIGN=center CELLSPACING=0 BORDER=0>\n";
 227
 228       if ($location_of_buttons == 'top') showComposeButtonRow();
 229
 230       echo "   <TR>\n";
 231       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 232       echo _("To:");
 233       echo "      </TD><TD BGCOLOR=\"$color[4]\">\n";
 234       printf("         <INPUT TYPE=text NAME=\"send_to\" VALUE=\"%s\" SIZE=60><BR>\n",
 235              htmlspecialchars($send_to));
 236       echo "      </TD>\n";
 237       echo "   </TR>\n";
 238       echo "   <TR>\n";
 239       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 240       echo _("CC:");
 241       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 242       printf("         <INPUT TYPE=text NAME=\"send_to_cc\" SIZE=60 VALUE=\"%s\"><BR>\n",
 243              htmlspecialchars($send_to_cc));
 244       echo "      </TD>\n";
 245       echo "   </TR>\n";
 246       echo "   <TR>\n";
 247       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 248       echo _("BCC:");
 249       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 250       printf("         <INPUT TYPE=text NAME=\"send_to_bcc\" VALUE=\"%s\" SIZE=60><BR>\n",
 251              htmlspecialchars($send_to_bcc));
 252       echo "</TD></TR>\n";
 253
 254       echo "   <TR>\n";
 255       echo "      <TD BGCOLOR=\"$color[4]\" ALIGN=RIGHT>\n";
 256       echo _("Subject:");
 257       echo "      </TD><TD BGCOLOR=\"$color[4]\" ALIGN=LEFT>\n";
 258       if ($reply_subj) {
 259          $reply_subj = str_replace("\"", "'", $reply_subj);
 260          $reply_subj = trim($reply_subj);
 261          if (substr(strtolower($reply_subj), 0, 3) != "re:")
 262             $reply_subj = "Re: $reply_subj";
 263          printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 264                 htmlspecialchars($reply_subj));
 265       } else if ($forward_subj) {
 266          $forward_subj = str_replace("\"", "'", $forward_subj);
 267          $forward_subj = trim($forward_subj);
 268          if ((substr(strtolower($forward_subj), 0, 4) != "fwd:") &&
 269              (substr(strtolower($forward_subj), 0, 5) != "[fwd:") &&
 270              (substr(strtolower($forward_subj), 0, 6) != "[ fwd:"))
 271             $forward_subj = "[Fwd: $forward_subj]";
 272          printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 273                 htmlspecialchars($forward_subj));
 274       } else {
 275           printf("         <INPUT TYPE=text NAME=subject SIZE=60 VALUE=\"%s\">",
 276                 htmlspecialchars($subject));
 277       }
 278       echo "</td></tr>\n\n";
 279
 280       if ($location_of_buttons == 'between') showComposeButtonRow();
 281
 282       echo "   <TR>\n";
 283       echo "      <TD BGCOLOR=\"$color[4]\" COLSPAN=2>\n";
 284       echo "         &nbsp;&nbsp;<TEXTAREA NAME=body ROWS=20 COLS=\"$editor_size\" WRAP=HARD>";
 285       echo htmlspecialchars($body);
 286       if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
 287         if ( $prefix_sig == true )
 288           echo "\n\n-- \n" . htmlspecialchars($signature);
 289         else
 290           echo "\n\n" . htmlspecialchars($signature);
 291       }
 292       echo "</TEXTAREA><BR>\n";
 293       echo "      </TD>\n";
 294       echo "   </TR>\n";
 295
 296       if ($location_of_buttons == 'bottom')
 297          showComposeButtonRow();
 298       else {
 299          echo "   <TR><TD>&nbsp;</TD><TD ALIGN=LEFT><INPUT TYPE=SUBMIT NAME=send VALUE=\""._("Send")."\"></TD></TR>\n";
 300       }
 301
 302       // This code is for attachments
 303       echo "   <tr>\n";
 304       echo "     <TD BGCOLOR=\"$color[0]\" VALIGN=TOP ALIGN=RIGHT>\n";
 305       echo "      <SMALL><BR></SMALL>"._("Attach:");
 306       echo "      </td><td ALIGN=left BGCOLOR=\"$color[0]\">\n";
 307       echo "      <INPUT NAME=\"attachfile\" SIZE=48 TYPE=\"file\">\n";
 308       echo "      &nbsp;&nbsp;<input type=\"submit\" name=\"attach\"";
 309       echo " value=\"" . _("Add") ."\">\n";
 310       echo "     </td>\n";
 311       echo "   </tr>\n";
 312       if (count($attachments) > 0) {
 313          echo "<tr><td bgcolor=\"$color[0]\" align=right>\n";
 314          echo "&nbsp;";
 315          echo "</td><td align=left bgcolor=\"$color[0]\">";
 316          while (list($localname, $remotename) = each($attachments)) {
 317             echo "<input type=\"checkbox\" name=\"delete[]\" value=\"$localname\">\n";
 318             echo "$remotename <input type=\"hidden\" name=\"attachments[$localname]\" value=\"$remotename\"><br>\n";
 319          }
 320
 321          echo "<input type=\"submit\" name=\"do_delete\" value=\""._("Delete selected attachments")."\">\n";
 322          echo "</td></tr>";
 323       }
 324       // End of attachment code
 325
 326       echo "</TABLE>\n";
 327       echo "</FORM>";
 328       do_hook("compose_bottom");
 329    }
 330
 331    function showComposeButtonRow() {
 332       global $use_javascript_addr_book;
 333       echo "   <TR><td>\n   </td><td>\n";
 334       if ($use_javascript_addr_book) {
 335          echo "      <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"";
 336          echo "         <input type=button value=\\\""._("Addresses")."\\\" onclick='javascript:open_abook();'>\");";
 337          echo "         // --></SCRIPT><NOSCRIPT>\n";
 338          echo "         <input type=submit name=\"html_addr_search\" value=\""._("Addresses")."\">";
 339          echo "      </NOSCRIPT>\n";
 340       } else {
 341          echo "      <input type=submit name=\"html_addr_search\" value=\""._("Addresses")."\">";
 342       }
 343       echo "\n    <INPUT TYPE=SUBMIT NAME=send VALUE=\"". _("Send") . "\">\n";
 344
 345       do_hook("compose_button_row");
 346
 347       echo "   </TD>\n";
 348       echo "   </TR>\n\n";
 349    }
 350
 351    function showSentForm () {
 352       echo "<BR><BR><BR><CENTER><B>Message Sent!</B><BR><BR>";
 353       echo "You will be automatically forwarded.<BR>If not, <A HREF=\"right_main.php\">click here</A>";
 354       echo "</CENTER>";
 355    }
 356
 357    function checkInput ($show) {
 358       /** I implemented the $show variable because the error messages
 359           were getting sent before the page header.  So, I check once
 360           using $show=false, and then when i'm ready to display the
 361           error message, show=true **/
 362       global $body, $send_to, $subject, $color;
 363
 364       if ($send_to == "") {
 365          if ($show)
 366             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
 367          return false;
 368       }
 369       return true;
 370    } // function checkInput()
 371
 372
 373    // True if FAILURE
 374    function saveAttachedFiles() {
 375       global $HTTP_POST_FILES, $attachment_dir, $attachments;
 376
 377       is_logged_in();
 378       $localfilename = GenerateRandomString(32, '', 7);
 379
 380       if (!@rename($HTTP_POST_FILES['attachfile']['tmp_name'], $attachment_dir.$localfilename)) {
 381          if (!@copy($HTTP_POST_FILES['attachfile']['tmp_name'], $attachment_dir.$localfilename)) {
 382             return true;
 383          }
 384       }
 385
 386       if (!isset($failed) || !$failed) {
 387          // Write information about the file
 388          $fp = fopen ($attachment_dir.$localfilename.".info", "w");
 389          fputs ($fp, $HTTP_POST_FILES['attachfile']['type']."\n".$HTTP_POST_FILES['attachfile']['name']."\n");
 390          fclose ($fp);
 391
 392          $attachments[$localfilename] = $HTTP_POST_FILES['attachfile']['name'];
 393       }
 394     }
 395
 396    function SqConvertRussianCharsets(){
 397     //
 398     // This function is here because Russian Apache is a bastard when it comes to
 399     // attachments. The solution is to turn off attachment recoding for multipart
 400     // forms and do it manually.
 401     // See graf@relhum.org for support.
 402     //
 403     global $CHARSET, $SOURCE_CHARSET, $send_to, $send_to_cc, $send_to_bcc, $subject, $body;
 404     $charset_ary = array("koi8-r" => "k",
 405                          "windows-1251" => "w",
 406                          "ibm866" => "a",
 407                          "ISO-8859-5" => "i");
 408     $body = convert_cyr_string($body, $charset_ary[$CHARSET], $charset_ary[$SOURCE_CHARSET]);
 409     $send_to = convert_cyr_string($send_to, $charset_ary[$CHARSET], $charset_ary[$SOURCE_CHARSET]);
 410     $send_to_cc = convert_cyr_string($send_to_cc, $charset_ary[$CHARSET], $charset_ary[$SOURCE_CHARSET]);
 411     $send_to_bcc = convert_cyr_string($send_to_bcc, $charset_ary[$CHARSET], $charset_ary[$SOURCE_CHARSET]);
 412     $subject = convert_cyr_string($subject, $charset_ary[$CHARSET], $charset_ary[$SOURCE_CHARSET]);
 413    } // end SqConvertRussianCharsets()
 414
 415    // Russian Apache sets $CHARSET. See if this is Russian Apache.
 416    // If so, check if the source charset (koi8-r) is different from the
 417    // one submitted by the browser. If so, recode the parts of the form
 418    // to the needed format so SM can proceed and not mangle the cyrillic
 419    // input.
 420    // See graf@relhum.org for support.
 421    //
 422    if (isset($CHARSET) && $CHARSET != $SOURCE_CHARSET) SqConvertRussianCharsets();
 423
 424    if (!isset($mailbox) || $mailbox == "" || ($mailbox == "None"))
 425       $mailbox = "INBOX";
 426
 427    if(isset($send)) {
 428       if (isset($HTTP_POST_FILES['attachfile']) &&
 429           $HTTP_POST_FILES['attachfile']['tmp_name'] &&
 430           $HTTP_POST_FILES['attachfile']['tmp_name'] != 'none')
 431           $AttachFailure = saveAttachedFiles();
 432       if (checkInput(false) && !isset($AttachFailure)) {
 433          $urlMailbox = urlencode (trim($mailbox));
 434          if (! isset($reply_id))
 435              $reply_id = 0;
 436          // Set $default_charset to correspond with the user's selection
 437          // of language interface.
 438          set_my_charset();
 439          sendMessage($send_to, $send_to_cc, $send_to_bcc, $subject, $body, $reply_id);
 440          header ("Location: right_main.php?mailbox=$urlMailbox&sort=$sort&startMessage=1");
 441       } else {
 442          //$imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
 443          displayPageHeader($color, $mailbox);
 444
 445          if ($AttachFailure)
 446              plain_error_message(_("Could not move/copy file. File not attached"), $color);
 447
 448          checkInput(true);
 449
 450          showInputForm();
 451          //sqimap_logout($imapConnection);
 452       }
 453    } else if (isset($html_addr_search_done)) {
 454       is_logged_in();
 455       displayPageHeader($color, $mailbox);
 456
 457       for ($i=0; $i < count($send_to_search); $i++) {
 458          if ($send_to)
 459             $send_to .= ", ";
 460          $send_to .= $send_to_search[$i];
 461       }
 462
 463       for ($i=0; $i < count($send_to_cc_search); $i++) {
 464          if ($send_to_cc)
 465             $send_to_cc .= ", ";
 466          $send_to_cc .= $send_to_cc_search[$i];
 467       }
 468
 469       showInputForm();
 470    } else if (isset($html_addr_search)) {
 471       // I am using an include so as to elminiate an extra unnecessary click.  If you
 472       // can think of a better way, please implement it.
 473       include ("./addrbook_search_html.php");
 474    } else if (isset($attach)) {
 475       if (saveAttachedFiles())
 476             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 477       displayPageHeader($color, $mailbox);
 478       showInputForm();
 479    } else if (isset($do_delete)) {
 480       is_logged_in();
 481       displayPageHeader($color, $mailbox);
 482
 483       while (list($lkey, $localname) = each($delete)) {
 484          unset ($attachments[$localname]);
 485          unlink ($attachment_dir.$localname);
 486          unlink ($attachment_dir.$localname.".info");
 487       }
 488
 489       showInputForm();
 490    } else {
 491       // This handles the default case as well as the error case
 492       // (they had the same code) --> if (isset($smtpErrors))
 493       $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 494           $imapPort, 0);
 495       displayPageHeader($color, $mailbox);
 496
 497       $newmail = true;
 498       if (isset($forward_id) && $forward_id && isset($ent_num) && $ent_num)
 499           getAttachments(0);
 500
 501       newMail();
 502       showInputForm();
 503       sqimap_logout($imapConnection);
 504    }
 505 ?>