Cleanup work.
[squirrelmail.git] / functions / mailbox_display.php
index c51dd746accf0d9d900c290cdad6db37abb257e1..8d1e5be39a32add371145f1ce669b646df1b9bb1 100644 (file)
@@ -1,70 +1,79 @@
 <?php
 
    /**
-    **  mailbox_display.php
-    **
-    **  This contains functions that display mailbox information, such as the
-    **  table row that has sender, date, subject, etc...
-    **
-    **  $Id$
-    **/
+    *   mailbox_display.php
+    *
+    *   Copyright (c) 1999-2001 The Squirrelmail Development Team
+    *   Licensed under the GNU GPL. For full terms see the file COPYING.
+    *
+    *   This contains functions that display mailbox information, such as the
+    *   table row that has sender, date, subject, etc...
+    *
+    *   $Id$
+    */
 
-   $mailbox_display_php = true;
+   define('PG_SEL_MAX', 10);  /* Default value for page_selector_max. */
 
-   function printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $startMessage, $where, $what) {
+   function printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $start_msg, $where, $what) {
       global $checkall;
       global $color, $msgs, $msort;
-      global $sent_folder;
+      global $sent_folder, $draft_folder;
+      global $default_use_priority;
       global $message_highlight_list;
       global $index_order;
 
+      $color_string = $color[4];
+      if ($GLOBALS['alt_index_colors']) {
+          if (!isset($GLOBALS["row_count"])) {
+            $GLOBALS["row_count"] = 0;
+          }
+          $GLOBALS["row_count"]++;
+          if ($GLOBALS["row_count"] % 2) {
+          if (!isset($color[12])) $color[12] = '#EAEAEA';
+            $color_string = $color[12];
+          }
+      }
       $msg = $msgs[$key];
 
-      $senderName = sqimap_find_displayable_name($msg['FROM']);
+      $senderName = htmlspecialchars(sqimap_find_displayable_name($msg['FROM']));
+      if( $mailbox == 'None' ) {
+         // $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
+         $boxes = sqimap_mailbox_list($imapConnection);
+         // sqimap_logout($imapConnection);
+         $mailbox = $boxes[0]['unformatted'];
+         unset( $boxes );
+      }
       $urlMailbox = urlencode($mailbox);
-      $subject = trim($msg['SUBJECT']);
-      if ($subject == '')
-         $subject = _("(no subject)");
-
+      $subject = processSubject($msg['SUBJECT']);
       echo "<TR>\n";
 
-      if (isset($msg['FLAG_FLAGGED']) && $msg['FLAG_FLAGGED'] == true) 
-      { 
-         $flag = "<font color=$color[2]>"; 
-         $flag_end = '</font>'; 
-      }
-      else
-      {
+      if (isset($msg['FLAG_FLAGGED']) && ($msg['FLAG_FLAGGED'] == true)) {
+         $flag = "<font color=$color[2]>";
+         $flag_end = '</font>';
+      } else {
          $flag = '';
          $flag_end = '';
       }
-      if (!isset($msg['FLAG_SEEN']) || $msg['FLAG_SEEN'] == false) 
-      { 
-         $bold = '<b>'; 
-         $bold_end = '</b>'; 
-      }
-      else
-      {
+      if (!isset($msg['FLAG_SEEN']) || ($msg['FLAG_SEEN'] == false)) {
+         $bold = '<b>';
+         $bold_end = '</b>';
+      } else {
          $bold = '';
          $bold_end = '';
       }
-      if ($mailbox == $sent_folder) 
-      { 
-         $italic = '<i>'; 
-         $italic_end = '</i>'; 
-      }
-      else
-      {
+
+      if (($mailbox == $sent_folder) || ($mailbox == $draft_folder)) {
+         $italic = '<i>';
+         $italic_end = '</i>';
+      } else {
          $italic = '';
          $italic_end = '';
       }
-      if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED'])
-      { 
-         $fontstr = "<font color=\"$color[9]\">"; 
-         $fontstr_end = '</font>'; 
-      }
-      else
-      {
+
+      if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
+         $fontstr = "<font color=\"$color[9]\">";
+         $fontstr_end = '</font>';
+      } else {
          $fontstr = '';
          $fontstr_end = '';
       }
          }
       }
 
-      if (!isset($hlt_color))
-         $hlt_color = $color[4];
+      if (!isset($hlt_color)) {
+          $hlt_color = $color_string;
+      }
 
       if ($where && $what) {
          $search_stuff = '&where='.urlencode($where).'&what='.urlencode($what);
       }
 
-      if ($checkall == 1) 
-         $checked = ' checked';
-      else
-         $checked = '';
-      
+      $checked = ($checkall == 1 ?' checked' : '');
+
       for ($i=1; $i <= count($index_order); $i++) {
          switch ($index_order[$i]) {
-            case 1: # checkbox
-               echo "   <td width=1% bgcolor=$hlt_color align=center><input type=checkbox name=\"msg[$t]\" value=".$msg["ID"]."$checked></TD>\n";
+            case 1: /* checkbox */
+               echo "   <td bgcolor=$hlt_color align=center><input type=checkbox name=\"msg[$t]\" value=".$msg["ID"]."$checked></TD>\n";
                break;
-            case 2: # from
-               echo "   <td width=30% bgcolor=$hlt_color>$italic$bold$flag$fontstr$senderName$fontstr_end$flag_end$bold_end$italic_end</td>\n";
+            case 2: /* from */
+               echo "   <td bgcolor=$hlt_color>$italic$bold$flag$fontstr$senderName$fontstr_end$flag_end$bold_end$italic_end</td>\n";
                break;
-            case 3: # date
-               echo "   <td nowrap width=1% bgcolor=$hlt_color><center>$bold$flag$fontstr".$msg["DATE_STRING"]."$fontstr_end$flag_end$bold_end</center></td>\n";
+            case 3: /* date */
+               echo "   <td nowrap bgcolor=$hlt_color><center>$bold$flag$fontstr".$msg["DATE_STRING"]."$fontstr_end$flag_end$bold_end</center></td>\n";
                break;
-            case 4: # subject
+            case 4: /* subject */
                echo "   <td bgcolor=$hlt_color>$bold";
                    if (! isset($search_stuff)) { $search_stuff = ''; }
-               echo "<a href=\"read_body.php?mailbox=$urlMailbox&passed_id=".$msg["ID"]."&startMessage=$startMessage&show_more=0$search_stuff\"";
+               echo "<a href=\"read_body.php?mailbox=$urlMailbox&passed_id=".$msg["ID"]."&startMessage=$start_msg&show_more=0$search_stuff\"";
                do_hook("subject_link");
-               echo ">$flag";
-               if (strlen($subject) > 55)
-                   echo substr($subject, 0, 50) . '...';
-               else
-                      echo $subject;
-               echo "$flag_end</a>$bold_end</td>\n";
+
+               if ($subject != $msg['SUBJECT']) {
+                  $title = get_html_translation_table(HTML_SPECIALCHARS);
+                  $title = array_flip($title);
+                  $title = strtr($msg['SUBJECT'], $title);
+                  $title = str_replace('"', "''", $title);
+                  echo " title=\"$title\"";
+               }
+               echo ">$flag$subject$flag_end</a>$bold_end</td>\n";
                break;
-            case 5: # flags
+            case 5: /* flags */
                $stuff = false;
-               echo "   <td bgcolor=$hlt_color align=center width=1% nowrap><b><small>\n";
-               if (isset($msg['FLAG_ANSWERED']) && 
+               echo "   <td bgcolor=$hlt_color align=center nowrap><b><small>\n";
+               if (isset($msg['FLAG_ANSWERED']) &&
                    $msg['FLAG_ANSWERED'] == true) {
                   echo "A\n";
                   $stuff = true;
                   echo "+\n";
                   $stuff = true;
                }
-               if (ereg('(1|2)',substr($msg['PRIORITY'],0,1))) {
-                  echo "<font color=$color[1]>!</font>\n";
-                  $stuff = true;
+               if ($default_use_priority) {
+                  if (ereg('(1|2)',substr($msg['PRIORITY'],0,1))) {
+                     echo "<font color=$color[1]>!</font>\n";
+                     $stuff = true;
+                  }
+                  if (ereg('(5)',substr($msg['PRIORITY'],0,1))) {
+                     echo "<font color=$color[8]>?</font>\n";
+                     $stuff = true;
+                  }
                }
                if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
                   echo "<font color=\"$color[1]\">D</font>\n";
                if (!$stuff) echo "&nbsp;\n";
                echo "</small></b></td>\n";
                break;
-            case 6: # size
-               echo "   <td bgcolor=$hlt_color width=1%>$bold$fontstr".show_readable_size($msg['SIZE'])."$fontstr_end$bold_end</td>\n";
+            case 6: /* size */
+               echo "   <td bgcolor=$hlt_color>$bold$fontstr".show_readable_size($msg['SIZE'])."$fontstr_end$bold_end</td>\n";
                break;
          }
       }
-
-
       echo "</tr>\n";
    }
 
    /**
-    ** This function loops through a group of messages in the mailbox and shows them
-    **/
-   function showMessagesForMailbox($imapConnection, $mailbox, $numMessages, $startMessage, $sort, $color,$show_num, $use_cache) {
+    * This function loops through a group of messages in the mailbox
+    * and shows them to the user.
+    */
+   function showMessagesForMailbox
+        ($imapConnection, $mailbox, $num_msgs, $start_msg,
+         $sort, $color,$show_num, $use_cache) {
       global $msgs, $msort;
-      global $sent_folder;
+      global $sent_folder, $draft_folder;
       global $message_highlight_list;
       global $auto_expunge;
 
-     if ($auto_expunge == true) sqimap_mailbox_expunge($imapConnection, $mailbox, false);
+      /* If autoexpunge is turned on, then do it now. */
+      if ($auto_expunge == true) {
+          sqimap_mailbox_expunge($imapConnection, $mailbox, false);
+      }
       sqimap_mailbox_select($imapConnection, $mailbox);
 
+      $issent = (($mailbox == $sent_folder) || ($mailbox == $draft_folder));
       if (!$use_cache) {
-         // if it's sorted
-         if ($numMessages >= 1) {
+         /* If it is sorted... */
+         if ($num_msgs >= 1) {
             if ($sort < 6) {
-               for ($q = 0; $q < $numMessages; $q++) {
-                  if($mailbox == $sent_folder)
-                     $hdr = sqimap_get_small_header ($imapConnection, $q+1, true);
-                  else
-                     $hdr = sqimap_get_small_header ($imapConnection, $q+1, false);
-                       
-                  $from[$q] = $hdr->from;
-                  $date[$q] = $hdr->date;
-                  $subject[$q] = $hdr->subject;
-                  $to[$q] = $hdr->to;
-                  $priority[$q] = $hdr->priority;
-                  $cc[$q] = $hdr->cc;
-                  $size[$q] = $hdr->size;
-                  $type[$q] = $hdr->type0;
-                  $flags[$q] = sqimap_get_flags ($imapConnection, $q+1);
-                  $id[$q] = $q + 1;
-               }
+               $id = range(1, $num_msgs);
             } else {
                // if it's not sorted
-               if ($startMessage + ($show_num - 1) < $numMessages) {
-                  $endMessage = $startMessage + ($show_num-1);
+               if ($start_msg + ($show_num - 1) < $num_msgs) {
+                  $end_msg = $start_msg + ($show_num-1);
                } else {
-                  $endMessage = $numMessages;
+                  $end_msg = $num_msgs;
                }
 
-               if ($endMessage < $startMessage) {
-                  $startMessage = $startMessage - $show_num;
-                  if ($startMessage < 1)
-                     $startMessage = 1;
+               if ($end_msg < $start_msg) {
+                  $start_msg = $start_msg - $show_num;
+                  if ($start_msg < 1) {
+                      $start_msg = 1;
+                  }
                }
 
-
-               $real_startMessage = $numMessages - $startMessage + 1;
-               $real_endMessage = $numMessages - $startMessage - $show_num;
-               if ($real_endMessage <= 0)
-                  $real_endMessage = 1;
-
-               $j = 0;
-               for ($q = $real_startMessage; $q >= $real_endMessage; $q--) {
-                  if($mailbox == $sent_folder)
-                     $hdr = sqimap_get_small_header ($imapConnection, $q, true);
-                  else
-                     $hdr = sqimap_get_small_header ($imapConnection, $q, false);
-
-                  $from[$j] = $hdr->from;
-                  $date[$j] = $hdr->date;
-                  $subject[$j] = $hdr->subject;
-                  $to[$j] = $hdr->to;
-                  $priority[$j] = $hdr->priority;
-                  $cc[$j] = $hdr->cc;
-                  $size[$j] = $hdr->size;
-                  $type[$j] = $hdr->type0;
-                  $flags[$j] = sqimap_get_flags ($imapConnection, $q);
-                  $id[$j] = $q;
-                  $j++;
+               $real_startMessage = $num_msgs - $start_msg + 1;
+               $real_endMessage = $num_msgs - $start_msg - $show_num + 2;
+               if ($real_endMessage <= 0) {
+                   $real_endMessage = 1;
                }
+               $id = array_reverse(range($real_endMessage, $real_startMessage));
+            }
+
+            $msgs_list = sqimap_get_small_header_list($imapConnection, $id, $issent);
+            $flags = sqimap_get_flags_list($imapConnection, $id, $issent);
+            foreach ($msgs_list as $hdr) {
+               $from[] = $hdr->from;
+               $date[] = $hdr->date;
+               $subject[] = $hdr->subject;
+               $to[] = $hdr->to;
+               $priority[] = $hdr->priority;
+               $cc[] = $hdr->cc;
+               $size[] = $hdr->size;
+               $type[] = $hdr->type0;
             }
          }
 
          $j = 0;
          if ($sort == 6) {
-            $end = $startMessage + $show_num - 1;
-            if ($numMessages < $show_num)
-                $end_loop = $numMessages;
-            else
-                $end_loop = $show_num;
+             $end = $start_msg + $show_num - 1;
+             if ($num_msgs < $show_num) {
+                 $end_loop = $num_msgs;
+             } else if ($end > $num_msgs) {
+                 $end_loop = $num_msgs - $start_msg + 1;
+             } else {
+                 $end_loop = $show_num;
+             }
          } else {
-            $end = $numMessages;
+            $end = $num_msgs;
             $end_loop = $end;
          }
-         if ($end > $numMessages) $end = $numMessages;
+
          while ($j < $end_loop) {
             if (isset($date[$j])) {
                 $date[$j] = ereg_replace('  ', ' ', $date[$j]);
             $re_abbr = # Add more here!
                'vedr|sv|' .    # Danish
                're|aw';        # English
-            if (eregi("^($re_abbr):[ ]*(.*)$", $messages[$j]['SUBJECT-SORT'], $regs))
+
+            if (eregi( "^($re_abbr):[ ]*(.*)$", $messages[$j]['SUBJECT-SORT'], $regs))
                $messages[$j]['SUBJECT-SORT'] = $regs[2];
 
             $num = 0;
             while ($num < count($flags[$j])) {
                if ($flags[$j][$num] == 'Deleted') {
-                  $messages[$j]['FLAG_DELETED'] = true;
-               }
-               elseif ($flags[$j][$num] == 'Answered') {
-                  $messages[$j]['FLAG_ANSWERED'] = true;
-               }
-               elseif ($flags[$j][$num] == 'Seen') {
-                  $messages[$j]['FLAG_SEEN'] = true;
-               }
-               elseif ($flags[$j][$num] == 'Flagged') {
-                  $messages[$j]['FLAG_FLAGGED'] = true;
+                   $messages[$j]['FLAG_DELETED'] = true;
+               } else if ($flags[$j][$num] == 'Answered') {
+                   $messages[$j]['FLAG_ANSWERED'] = true;
+               } else if ($flags[$j][$num] == 'Seen') {
+                   $messages[$j]['FLAG_SEEN'] = true;
+               } else if ($flags[$j][$num] == 'Flagged') {
+                   $messages[$j]['FLAG_FLAGGED'] = true;
                }
                $num++;
             }
 
          /* Only ignore messages flagged as deleted if we are using a
           * trash folder or auto_expunge */
-         if (((isset($move_to_trash) && $move_to_trash) 
-              || (isset($auto_expunge) && $auto_expunge)) && $sort != 6)
-         {
+         if (((isset($move_to_trash) && $move_to_trash)
+              || (isset($auto_expunge) && $auto_expunge)) && $sort != 6) {
+
             /** Find and remove the ones that are deleted */
             $i = 0;
             $j = 0;
-            while ($j < $numMessages) {
+
+            while ($j < $num_msgs) {
                if (isset($messages[$j]['FLAG_DELETED']) && $messages[$j]['FLAG_DELETED'] == true) {
                   $j++;
                   continue;
                $i++;
                $j++;
             }
-            $numMessages = $i;
+            $num_msgs = $i;
          } else {
-            if (! isset($messages))
-                $messages = array();
-            $msgs = $messages;
+             if (!isset($messages)) {
+                 $messages = array();
+             }
+             $msgs = $messages;
          }
-      }         
+      }
 
       // There's gotta be messages in the array for it to sort them.
-      if ($numMessages > 0 && ! $use_cache) {
+      if ($num_msgs > 0 && ! $use_cache) {
          /** 0 = Date (up)      4 = Subject (up)
           ** 1 = Date (dn)      5 = Subject (dn)
           ** 2 = Name (up)
          session_unregister("msgs");
          if (($sort == 0) || ($sort == 1))
             $msort = array_cleave ($msgs, 'TIME_STAMP');
-         if (($sort == 2) || ($sort == 3))
+         elseif (($sort == 2) || ($sort == 3))
             $msort = array_cleave ($msgs, 'FROM-SORT');
-         if (($sort == 4) || ($sort == 5))
+         elseif (($sort == 4) || ($sort == 5))
             $msort = array_cleave ($msgs, 'SUBJECT-SORT');
-         if ($sort == 6)
+         else // ($sort == 6)
             $msort = $msgs;
 
          if ($sort < 6) {
-            if($sort % 2) {
+            if ($sort % 2) {
                asort($msort);
             } else {
                arsort($msort);
          }
          session_register('msort');
       }
-      displayMessageArray($imapConnection, $numMessages, $startMessage, $msgs, $msort, $mailbox, $sort, $color,$show_num);
-     session_register('msgs');
+      displayMessageArray($imapConnection, $num_msgs, $start_msg, $msgs, $msort, $mailbox, $sort, $color,$show_num);
+      session_register('msgs');
    }
 
-   // generic function to convert the msgs array into an HTML table
-   function displayMessageArray($imapConnection, $numMessages, $startMessage, &$msgs, $msort, $mailbox, $sort, $color,$show_num) {
+   /******************************************************************/
+   /* Generic function to convert the msgs array into an HTML table. */
+   /******************************************************************/
+   function displayMessageArray($imapConnection, $num_msgs, $start_msg, &$msgs, $msort, $mailbox, $sort, $color, $show_num) {
       global $folder_prefix, $sent_folder;
-      global $imapServerAddress;
+      global $imapServerAddress, $data_dir, $username, $use_mailbox_cache;
       global $index_order, $real_endMessage, $real_startMessage, $checkall;
-      
-      // if cache isn't already set, do it now
-      if (!session_is_registered('msgs'))
-         session_register('msgs');
-      if (!session_is_registered('msort'))
-         session_register('msort');
 
-      if ($startMessage + ($show_num - 1) < $numMessages) {
-         $endMessage = $startMessage + ($show_num-1);
+      /* If cache isn't already set, do it now. */
+      if (!session_is_registered('msgs')) { session_register('msgs'); }
+      if (!session_is_registered('msort')) { session_register('msort'); }
+
+      if ($start_msg + ($show_num - 1) < $num_msgs) {
+         $end_msg = $start_msg + ($show_num-1);
       } else {
-         $endMessage = $numMessages;
+         $end_msg = $num_msgs;
       }
 
-      if ($endMessage < $startMessage) {
-         $startMessage = $startMessage - $show_num;
-         if ($startMessage < 1)
-            $startMessage = 1;
+      if ($end_msg < $start_msg) {
+         $start_msg = $start_msg - $show_num;
+         if ($start_msg < 1) { $start_msg = 1; }
       }
 
-      $nextGroup = $startMessage + $show_num;
-      $prevGroup = $startMessage - $show_num;
       $urlMailbox = urlencode($mailbox);
 
       do_hook('mailbox_index_before');
 
-      $Message = '';
-      if ($startMessage < $endMessage) {
-         $Message = _("Viewing messages") ." <B>$startMessage</B> ". _("to") ." <B>$endMessage</B> ($numMessages " . _("total") . ")\n";
-      } elseif ($startMessage == $endMessage) {
-         $Message = _("Viewing message") ." <B>$startMessage</B> ($numMessages " . _("total") . ")\n";
-      }
+      $msg_cnt_str = get_msgcnt_str($start_msg, $end_msg, $num_msgs);
+      $paginator_str = get_paginator_str($urlMailbox, $start_msg, $end_msg, $num_msgs, $show_num, $sort);
 
-      $More = '';
-      if ($sort == 6) {
-         $use = 0;
-      } else {
-         $use = 1;
-      }
-      if (($nextGroup <= $numMessages) && ($prevGroup >= 0)) {
-         $More = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") ."</A> | \n";
-         $More .= "<A HREF=\"right_main.php?use_mailbox_cache=$use&&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
-      }
-      elseif (($nextGroup > $numMessages) && ($prevGroup >= 0)) {
-         $More = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") ."</A> | \n";
-         $More .= "<FONT COLOR=\"$color[9]\">"._("Next")."</FONT>\n";
-      }
-      elseif (($nextGroup <= $numMessages) && ($prevGroup < 0)) {
-         $More = "<FONT COLOR=\"$color[9]\">"._("Previous")."</FONT> | \n";
-         $More .= "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
+      if (! isset($msg)) {
+          $msg = '';
       }
 
-      if (! isset($msg))
-          $msg = "";
-      mail_message_listing_beginning($imapConnection,
-         "move_messages.php?msg=$msg&mailbox=$urlMailbox&startMessage=$startMessage",
-          $mailbox, $sort, $Message, $More, $startMessage);
+      mail_message_listing_beginning
+         ($imapConnection,
+         "move_messages.php?msg=$msg&mailbox=$urlMailbox&startMessage=$start_msg",
+          $mailbox, $sort, $msg_cnt_str, $paginator_str, $start_msg);
 
-      $groupNum = $startMessage % ($show_num - 1);
-      $real_startMessage = $startMessage;
+      $groupNum = $start_msg % ($show_num - 1);
+      $real_startMessage = $start_msg;
       if ($sort == 6) {
-         if ($endMessage - $startMessage < $show_num - 1) {
-            $endMessage = $endMessage - $startMessage + 1;
-            $startMessage = 1;
-         } else if ($startMessage > $show_num) {
-            $endMessage = $show_num;
-            $startMessage = 1;
+         if ($end_msg - $start_msg < $show_num - 1) {
+            $end_msg = $end_msg - $start_msg + 1;
+            $start_msg = 1;
+         } else if ($start_msg > $show_num) {
+            $end_msg = $show_num;
+            $start_msg = 1;
          }
       }
+      $endVar = $end_msg + 1;
 
-      $endVar = $endMessage + 1;
-
-      // loop through and display the info for each message.
+      /* Loop through and display the info for each message. */
       $t = 0; // $t is used for the checkbox number
-      if ($numMessages == 0) { // if there's no messages in this folder
-         echo "<TR><TD BGCOLOR=\"$color[4]\" COLSPAN=" . count($index_order);
-         echo "><CENTER><BR><B>". _("THIS FOLDER IS EMPTY") ."</B><BR>&nbsp;</CENTER></TD></TR>";
-      } else if ($startMessage == $endMessage) { // if there's only one message in the box, handle it different.
-         if ($sort != 6)
-            $i = $startMessage;
-         else
-            $i = 1;
-         reset($msort);
-         $k = 0;
-         do {
-            $key = key($msort);
-            next($msort);
-            $k++;
-         } while (isset ($key) && ($k < $i));
-         printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
+      if ($num_msgs == 0) { // if there's no messages in this folder
+          echo "<TR><TD BGCOLOR=\"$color[4]\" COLSPAN=" . count($index_order) . ">\n".
+               "  <CENTER><BR><B>". _("THIS FOLDER IS EMPTY") ."</B><BR>&nbsp;</CENTER>\n".
+               "</TD></TR>";
+      } else if ($start_msg == $end_msg) {
+          /* If there's only one message in the box, handle it differently. */
+          if ($sort != 6) {
+              $i = $start_msg;
+          } else {
+              $i = 1;
+          }
+
+          reset($msort);
+          $k = 0;
+          do {
+              $key = key($msort);
+              next($msort);
+              $k++;
+          } while (isset ($key) && ($k < $i));
+          printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
       } else {
-         $i = $startMessage;
-
-         reset($msort);
-         $k = 0;
-         do {
-            $key = key($msort);
-            next($msort);
-            $k++;
-         } while (isset ($key) && ($k < $i));
-
-         do {
-            printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
-            $key = key($msort);
-            $t++;
-            $i++;
-            next($msort);
-         } while ($i && $i < $endVar);
+          $i = $start_msg;
+
+          reset($msort);
+          $k = 0;
+          do {
+              $key = key($msort);
+              next($msort);
+              $k++;
+          } while (isset ($key) && ($k < $i));
+
+          do {
+              printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
+              $key = key($msort);
+              $t++;
+              $i++;
+              next($msort);
+          } while ($i && $i < $endVar);
       }
-      echo '</TABLE>';
-
-      echo "</td></tr>\n";
-
-      echo "<TR BGCOLOR=\"$color[4]\"><TD>";
-      echo '<table width="100%" cellpadding="0" cellspacing="0" border="0"><tr><td>';
-      echo "$More</td><td align=right>\n";
-      if (!$startMessage) $startMessage=1;
-      if ( $checkall == '1')
-         echo "\n<A HREF=\"right_main.php?mailbox=$urlMailbox&startMessage=$real_startMessage&sort=$sort\">" . _("Unselect All") . "</A>\n";
-      else
-         echo "\n<A HREF=\"right_main.php?mailbox=$urlMailbox&startMessage=$real_startMessage&sort=$sort&checkall=1\">" . _("Select All") . "</A>\n";
 
-      echo '</td></tr></table>';
-      echo '</td></tr>';
-      echo '</table>'; /** End of message-list table */
+      echo '</table>'.
+           "<table bgcolor=\"$color[9]\" width=100% border=0 cellpadding=1 cellspacing=1>" .
+              "<tr BGCOLOR=\"$color[4]\">" .
+                 "<table width=100% BGCOLOR=\"$color[4]\" border=0 cellpadding=1 cellspacing=0><tr><td>$paginator_str</td>".
+                 "<td align=right>$msg_cnt_str</td></tr></table>".
+              "</tr>".
+           "</table>";
+      /** End of message-list table */
 
       do_hook('mailbox_index_after');
+      echo "</TABLE></FORM>\n";
    }
 
-   /* Displays the standard message list header.
-    * To finish the table, you need to do a "</table></table>";
+   /**
+    * Displays the standard message list header. To finish the table,
+    * you need to do a "</table></table>";
+    *
     * $moveURL is the URL to submit the delete/move form to
     * $mailbox is the current mailbox
     * $sort is the current sorting method (-1 for no sorting available [searches])
     * $Message is a message that is centered on top of the list
     * $More is a second line that is left aligned
     */
-   function mail_message_listing_beginning($imapConnection, $moveURL,
-       $mailbox = '', $sort = -1, $Message = '', $More = '', $startMessage = 1)
-   {
+   function mail_message_listing_beginning
+        ($imapConnection, $moveURL, $mailbox = '', $sort = -1,
+         $msg_cnt_str = '', $paginator = '&nbsp;', $start_msg = 1) {
       global $color, $index_order, $auto_expunge, $move_to_trash;
-      global $checkall, $sent_folder;
+      global $checkall, $sent_folder, $draft_folder;
       $urlMailbox = urlencode($mailbox);
 
-         /** This is the beginning of the message list table.  It wraps around all messages */
-      echo '<TABLE WIDTH="100%" BORDER="0" CELLPADDING="2" CELLSPACING="0">';
-
-      if ($Message)
-      {
-         echo "<TR BGCOLOR=\"$color[4]\"><TD align=center>$Message</td></tr>\n";
-      }
-
-      echo "<TR BGCOLOR=\"$color[4]\"><TD>";
-      echo '<table width="100%" cellpadding="0" cellspacing="0" border="0"><tr><td>';
-      echo "$More</td><td align=right>\n";
-      if ( $checkall == '1')
-         echo "\n<A HREF=\"right_main.php?mailbox=$urlMailbox&startMessage=$startMessage&sort=$sort\">" . _("Unselect All") . "</A>\n";
-      else
-         echo "\n<A HREF=\"right_main.php?mailbox=$urlMailbox&startMessage=$startMessage&sort=$sort&checkall=1\">" . _("Select All") . "</A>\n";
-
-      echo '</td></tr></table>';
-      echo '</td></tr>';
-
-      /** The delete and move options */
-      echo "<TR><TD BGCOLOR=\"$color[0]\">";
-
-      echo "\n\n\n<FORM name=messageList method=post action=\"$moveURL\">\n";
-      echo "<TABLE BGCOLOR=\"$color[0]\" COLS=2 BORDER=0 cellpadding=0 cellspacing=0 width=100%>\n";
-      echo "   <TR>\n";
-      echo "      <TD WIDTH=60% ALIGN=LEFT VALIGN=CENTER>\n";
-
-
-      echo '         <NOBR><SMALL>'. _("Move selected to:") .'</SMALL>';
-      echo '         <TT><SMALL><SELECT NAME="targetMailbox">';
+      /****************************************************
+       * This is the beginning of the message list table. *
+       * It wraps around all messages                     *
+       ****************************************************/
+      echo "<TABLE WIDTH=\"100%\" BORDER=\"0\" CELLPADDING=\"1\" CELLSPACING=\"0\">\n".
+           "<TR BGCOLOR=\"$color[0]\"><TD>".
+             "<TABLE BGCOLOR=\"$color[4]\" width=\"100%\" CELLPADDING=\"2\" CELLSPACING=\"0\" BORDER=\"0\"><TR>\n".
+           "    <TD ALIGN=LEFT>$paginator</TD>\n".
+           '    <TD ALIGN=CENTER>' . get_selectall_link($start_msg, $sort) . "</TD>\n".
+           "    <TD ALIGN=RIGHT>$msg_cnt_str</TD>\n".
+           "  </TR></TABLE>\n".
+           '</TD></TR>'.
+           "<TR><TD BGCOLOR=\"$color[0]\">\n".
+           "<FORM name=messageList method=post action=\"$moveURL\">\n".
+           "<TABLE BGCOLOR=\"$color[0]\" COLS=2 BORDER=0 cellpadding=0 cellspacing=0 width=\"100%\">\n".
+           "   <TR>\n" .
+           "      <TD ALIGN=LEFT VALIGN=CENTER NOWRAP>\n" .
+           '         <SMALL>&nbsp;' . _("Move selected to:") . "</SMALL>\n" .
+           "      </TD>\n" .
+           "      <TD ALIGN=RIGHT NOWRAP>\n" .
+           '         <SMALL>&nbsp;' . _("Transform Selected Messages") . ": &nbsp; </SMALL><BR>\n" .
+           "      </TD>\n" .
+           "   </TR>\n" .
+           "   <TR>\n" .
+           "      <TD ALIGN=LEFT VALIGN=CENTER NOWRAP>\n" .
+           '         <SMALL>&nbsp;<TT><SELECT NAME="targetMailbox">';
 
       $boxes = sqimap_mailbox_list($imapConnection);
       for ($i = 0; $i < count($boxes); $i++) {
-         if (!in_array("noselect", $boxes[$i]["flags"])) {
+         if (!in_array("noselect", $boxes[$i]['flags'])) {
             $box = $boxes[$i]['unformatted'];
-            $box2 = replace_spaces($boxes[$i]['unformatted-disp']);
+            $box2 = str_replace(' ', '&nbsp;', $boxes[$i]['unformatted-disp']);
             echo "         <OPTION VALUE=\"$box\">$box2</option>\n";
          }
       }
-      echo '         </SELECT></SMALL></TT>';
-      echo '         <SMALL><INPUT TYPE=SUBMIT NAME="moveButton" VALUE="'. _("Move") ."\"></SMALL></NOBR>\n";
-      echo "      </TD>\n";
-      echo "      <TD WIDTH=40% ALIGN=RIGHT>\n";
-      if (! $auto_expunge) {
-         echo '         <NOBR><SMALL><INPUT TYPE=SUBMIT NAME="expungeButton" VALUE="'. _("Expunge") .'">&nbsp;'. _("mailbox") ."</SMALL></NOBR>&nbsp;&nbsp;\n";
+      echo '         </SELECT></TT></SMALL>'.
+                    "<SMALL><INPUT TYPE=SUBMIT NAME=\"moveButton\" VALUE=\"" . _("Move") . "\"></SMALL>\n".
+           "      </TD>\n".
+           "      <TD ALIGN=RIGHT NOWRAP>&nbsp;&nbsp;&nbsp;\n";
+      if (!$auto_expunge) {
+         echo '         <INPUT TYPE=SUBMIT NAME="expungeButton" VALUE="'. _("Expunge") .'">&nbsp;'. _("mailbox") ."&nbsp;\n";
       }
-      echo "         <NOBR><SMALL><INPUT TYPE=SUBMIT VALUE=\"". _("Delete") ."\">&nbsp;". _("checked messages") ."</SMALL></NOBR>\n";
-      echo "      </TD>\n";
-      echo "   </TR>\n";
-
-      echo "</TABLE>\n";
+      echo "         <INPUT TYPE=SUBMIT NAME=\"markRead\" VALUE=\"". _("Read")."\">\n".
+           "         <INPUT TYPE=SUBMIT NAME=\"markUnread\" VALUE=\"". _("Unread")."\">\n".
+           "         <INPUT TYPE=SUBMIT VALUE=\"". _("Delete") . "\">&nbsp;\n".
+           "      </TD>\n".
+           "   </TR>\n".
+           "</TABLE>\n";
       do_hook('mailbox_form_before');
-      echo '</TD></TR>';
-
-      echo "<TR><TD BGCOLOR=\"$color[0]\">";
-      echo "<TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=1 BGCOLOR=\"$color[0]\">";
-      echo "<TR BGCOLOR=\"$color[5]\" ALIGN=\"center\">";
+      echo '</TD></TR>'.
 
-      $urlMailbox=urlencode($mailbox);
+           "<TR><TD BGCOLOR=\"$color[0]\">".
+           "<TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=";
+      if ($GLOBALS['alt_index_colors']) {
+        echo "0";
+      } else {
+        echo "1";
+      }
+      echo " BGCOLOR=\"$color[0]\">".
+           "<TR BGCOLOR=\"$color[5]\" ALIGN=\"center\">";
 
-      // Print the headers
+      /* Print the headers. */
       for ($i=1; $i <= count($index_order); $i++) {
          switch ($index_order[$i]) {
-            case 1: # checkbox
-            case 5: # flags
+            case 1: /* checkbox */
+            case 5: /* flags */
                echo '   <TD WIDTH="1%"><B>&nbsp;</B></TD>';
                break;
-               
-            case 2: # from
-               if ($mailbox == $sent_folder)
-                  echo '   <TD WIDTH="30%"><B>'. _("To") .'</B>';
-               else
-                    echo '   <TD WIDTH="30%"><B>'. _("From") .'</B>';
-         
-               if ($sort == 2)
-                  echo "   <A HREF=\"right_main.php?newsort=3&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort == 3)
-                  echo "   <A HREF=\"right_main.php?newsort=2&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort != -1)
-                  echo "   <A HREF=\"right_main.php?newsort=3&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
-               echo "</TD>";
+
+            case 2: /* from */
+               if (($mailbox == $sent_folder)
+                     || ($mailbox == $draft_folder)) {
+                  echo '   <TD WIDTH="25%"><B>'. _("To") .'</B>';
+               } else {
+                   echo '   <TD WIDTH="25%"><B>'. _("From") .'</B>';
+               }
+
+               ShowSortButton($sort, $mailbox, 2, 3);
+               echo "</TD>\n";
                break;
-               
-            case 3: # date
-               echo '   <TD nowrap WIDTH="1%"><B>'. _("Date") .'</B>';
-               if ($sort == 0)
-                  echo "   <A HREF=\"right_main.php?newsort=1&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort == 1)
-                  echo "   <A HREF=\"right_main.php?newsort=6&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort == 6)
-                  echo "   <A HREF=\"right_main.php?newsort=0&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort != -1)
-                  echo "   <A HREF=\"right_main.php?newsort=0&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
-               echo '</TD>';
+
+            case 3: /* date */
+               echo '   <TD NOWRAP WIDTH="5%"><B>'. _("Date") .'</B>';
+               ShowSortButton($sort, $mailbox, 0, 1);
+               echo "</TD>\n";
                break;
-               
-            case 4: # subject
-               echo '   <TD WIDTH=%><B>'. _("Subject") ."</B>\n";
-               if ($sort == 4)
-                 echo "   <A HREF=\"right_main.php?newsort=5&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort == 5)
-                  echo "   <A HREF=\"right_main.php?newsort=4&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
-               elseif ($sort != -1)
-                  echo "   <A HREF=\"right_main.php?newsort=5&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
-               echo "</TD>";
+
+            case 4: /* subject */
+               echo '   <TD><B>'. _("Subject") .'</B> ';
+               ShowSortButton($sort, $mailbox, 4, 5);
+               echo "</TD>\n";
                break;
-               
-            case 6: # size   
-               echo '   <TD WIDTH="1%"><b>' . _("Size")."</b></TD>\n";
+
+            case 6: /* size */
+               echo '   <TD WIDTH="5%"><b>' . _("Size")."</b></TD>\n";
                break;
          }
       }
       echo "</TR>\n";
    }
+
+   /*******************************************************************/
+   /* This function shows the sort button. Isn't this a good comment? */
+   /*******************************************************************/
+   function ShowSortButton($sort, $mailbox, $Up, $Down) {
+      /* Figure out which image we want to use. */
+      if ($sort != $Up && $sort != $Down) {
+         $img = 'sort_none.gif';
+         $which = $Up;
+      } elseif ($sort == $Up) {
+         $img = 'up_pointer.gif';
+         $which = $Down;
+      } else {
+         $img = 'down_pointer.gif';
+         $which = 6;
+      }
+
+      /* Now that we have everything figured out, show the actual button. */
+      echo ' <a href="right_main.php?newsort=' . $which .
+           '&startMessage=1&mailbox=' . urlencode($mailbox) .
+           '"><IMG SRC="../images/' . $img .
+           '" BORDER=0 WIDTH=12 HEIGHT=10></a>';
+   }
+
+   function get_selectall_link($start_msg, $sort) {
+       global $checkall, $PHP_SELF, $what, $where, $mailbox, $javascript_on;
+
+       if ($javascript_on) {
+           $result =
+               '&nbsp;<script language="JavaScript">' .
+                "\n<!-- \n" .
+                "function CheckAll() {\n" .
+                "   for (var i = 0; i < document.messageList.elements.length; i++) {\n" .
+                "       if( document.messageList.elements[i].type == 'checkbox' ) {\n" .
+                "           document.messageList.elements[i].checked = !(document.messageList.elements[i].checked);\n".
+                "       }\n" .
+                "   }\n" .
+                "}\n" .
+                "//-->\n" .
+                '</script><a href=# onClick="CheckAll();">' . _("Toggle All") . "</a>\n";
+       } else {
+           $result .= "<a href=\"$PHP_SELF?mailbox=" . urlencode($mailbox)
+                    . "&startMessage=$start_msg&sort=$sort&checkall=";
+           if (isset($checkall) && $checkall == '1') {
+               $result .= '0';
+           } else {
+               $result .= '1';
+           }
+
+           if (isset($where) && isset($what)) {
+               $result .= '&where=' . urlencode($where)
+                       . '&what=' . urlencode($what);
+           }
+
+           $result .= "\">";
+
+           if (isset($checkall) && ($checkall == '1')) {
+               $result .= _("Unselect All");
+           } else {
+               $result .= _("Select All");
+           }
+
+           $result .= "</A>\n";
+       }
+
+       /* Return our final result. */
+       return ($result);
+   }
+
+    /**
+     * This function computes the "Viewing Messages..." string.
+     */
+    function get_msgcnt_str($start_msg, $end_msg, $num_msgs) {
+        /* Compute the $msg_cnt_str. */
+        $result = '';
+        if ($start_msg < $end_msg) {
+            $result = sprintf(_("Viewing Messages: <B>%s</B> to <B>%s</B> (%s total)"), $start_msg, $end_msg, $num_msgs);
+        } else if ($start_msg == $end_msg) {
+            $result = sprintf(_("Viewing Message: <B>%s</B> (1 total)"), $start_msg);
+        } else {
+            $result = '<br>';
+        }
+
+        /* Return our result string. */
+        return ($result);
+    }
+
+    /**
+     * This function computes the paginator string.
+     */
+    function get_paginator_str
+    ($urlMailbox, $start_msg, $end_msg, $num_msgs, $show_num, $sort) {
+        global $username, $data_dir, $use_mailbox_cache, $color;
+
+        $nextGroup = $start_msg + $show_num;
+        $prevGroup = $start_msg - $show_num;
+
+        if ($sort == 6) {
+            $use = 0;
+        } else {
+            $use = 1;
+        }
+        $lMore = '';
+        $rMore = '';
+        if (($nextGroup <= $num_msgs) && ($prevGroup >= 0)) {
+            $lMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") . '</A>';
+            $rMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
+        } else if (($nextGroup > $num_msgs) && ($prevGroup >= 0)) {
+            $lMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") . '</A>';
+            $rMore = "<FONT COLOR=\"$color[9]\">"._("Next")."</FONT>\n";
+        } else if (($nextGroup <= $num_msgs) && ($prevGroup < 0)) {
+            $lMore = "<FONT COLOR=\"$color[9]\">"._("Previous") . '</FONT>';
+            $rMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
+        }
+        if ($lMore <> '') {
+            $lMore .= '&nbsp;|&nbsp;';
+        }
+
+        /* Page selector block. Following code computes page links. */
+        $mMore = '';
+        if (getPref($data_dir, $username, 'page_selector')
+               && ($num_msgs > $show_num)) {
+            $j = intval( $num_msgs / $show_num );  // Max pages
+            $k = max( 1, $j / getPref($data_dir, $username, 'page_selector_max', PG_SEL_MAX ) );
+            if ($num_msgs % $show_num <> 0 ) {
+                $j++;
+            }
+            $start_msg = min( $start_msg, $num_msgs );
+            $p = intval( $start_msg / $show_num ) + 1;
+            $i = 1;
+            while( $i < $p ) {
+                $pg = intval( $i );
+                $start = ( ($pg-1) * $show_num ) + 1;
+                $mMore .= "<a href=\"right_main.php?use_mailbox_cache=$use_mailbox_cache&startMessage=$start" .
+                          "&mailbox=$urlMailbox\" TARGET=\"right\">$pg</a>&nbsp;";
+                $i += $k;
+            }
+            $mMore .= "<B>$p</B>&nbsp;";
+            $i += $k;
+            while( $i <= $j ) {
+               $pg = intval( $i );
+               $start = ( ($pg-1) * $show_num ) + 1;
+               $mMore .= "<a href=\"right_main.php?use_mailbox_cache=$use_mailbox_cache&startMessage=$start"
+                       . "&mailbox=$urlMailbox\" TARGET=\"right\">$pg</a>&nbsp;";
+               $i+=$k;
+            }
+            $mMore .= '&nbsp;|&nbsp;';
+        }
+
+        /* Return the resulting string. */
+        if( $lMore . $mMore . $rMore == '' ) {
+            $lMore = '&nbsp;';
+        }
+        return ($lMore . $mMore . $rMore);
+    }
+
+   function processSubject($subject) {
+      // Shouldn't ever happen -- caught too many times in the IMAP functions
+      if ($subject == '')
+          return _("(no subject)");
+
+      if (strlen($subject) <= 55)
+          return $subject;
+
+      $ent_strlen=strlen($subject);
+      $trim_val=50;
+      $ent_offset=0;
+      // see if this is entities-encoded string
+      // If so, Iterate through the whole string, find out
+      // the real number of characters, and if more
+      // than 55, substr with an updated trim value.
+      while (($ent_loc = strpos($subject, '&', $ent_offset)) !== false &&
+             ($ent_loc_end = strpos($subject, ';', $ent_loc)) !== false)
+      {
+     $trim_val += ($ent_loc_end-$ent_loc)+1;
+     $ent_strlen -= $ent_loc_end-$ent_loc;
+     $ent_offset = $ent_loc_end+1;
+      }
+
+      if ($ent_strlen <= 55)
+          return $subject;
+
+      return substr($subject, 0, $trim_val) . '...';
+   }
+
 ?>