From a3644638aaf0418598196a870204e0b632a4c8ad Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Fri, 17 Apr 2015 06:28:40 -0400
Subject: [PATCH] Allow preference sections to define CSS class names

---
 program/steps/mail/folders.inc |  102 ++++++++++++++++++++++++++++++++-------------------
 1 files changed, 64 insertions(+), 38 deletions(-)

diff --git a/program/steps/mail/folders.inc b/program/steps/mail/folders.inc
index 2d16032..49bf253 100644
--- a/program/steps/mail/folders.inc
+++ b/program/steps/mail/folders.inc
@@ -4,9 +4,12 @@
  +-----------------------------------------------------------------------+
  | program/steps/mail/folders.inc                                        |
  |                                                                       |
- | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2005, RoundCube Dev. - Switzerland                      |
- | Licensed under the GNU GPL                                            |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2013, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
  |                                                                       |
  | PURPOSE:                                                              |
  |   Implement folder operations line EXPUNGE and Clear                  |
@@ -14,48 +17,71 @@
  +-----------------------------------------------------------------------+
  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  +-----------------------------------------------------------------------+
-
- $Id$
 */
 
-$REMOTE_REQUEST = TRUE;
-$mbox_name = $IMAP->get_mailbox_name();
+// only process ajax requests
+if (!$OUTPUT->ajax_call) {
+    return;
+}
 
+$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
 
 // send EXPUNGE command
-if ($_action=='expunge')
-  {
-  $success = $IMAP->expunge($_GET['_mbox']);
+if ($RCMAIL->action == 'expunge') {
+    $success = $RCMAIL->storage->expunge_folder($mbox);
 
-  // reload message list if current mailbox  
-  if ($success && $_GET['_reload'])
-    {
-    rcube_remote_response('this.message_list.clear();', TRUE);
-    $_action = 'list';
-    return;
+    // reload message list if current mailbox
+    if ($success) {
+        $OUTPUT->show_message('folderexpunged', 'confirmation');
+
+        if (!empty($_REQUEST['_reload'])) {
+            $OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $mbox));
+            $OUTPUT->command('message_list.clear');
+            $RCMAIL->action = 'list';
+            return;
+        }
     }
-  else
-    $commands = "// expunged: $success\n";
-  }
-
+    else {
+        $RCMAIL->display_server_error();
+    }
+}
 // clear mailbox
-else if ($_action=='purge')
-  {
-  $success = $IMAP->clear_mailbox($_GET['_mbox']);
-  
-  if ($success && $_GET['_reload'])
-    {
-    $commands = "this.message_list.clear();\n";
-    $commands .= "this.set_env('messagecount', 0);\n";
-    $commands .= "this.set_env('pagecount', 0);\n";
-    $commands .= sprintf("this.set_rowcount('%s');\n", rcmail_get_messagecount_text());
-    $commands .= sprintf("this.set_unread_count('%s', 0);\n", addslashes($mbox_name));
+else if ($RCMAIL->action == 'purge') {
+    $delimiter    = $RCMAIL->storage->get_hierarchy_delimiter();
+    $trash_mbox   = $RCMAIL->config->get('trash_mbox');
+    $junk_mbox    = $RCMAIL->config->get('junk_mbox');
+    $trash_regexp = '/^' . preg_quote($trash_mbox . $delimiter, '/') . '/';
+    $junk_regexp  = '/^' . preg_quote($junk_mbox . $delimiter, '/') . '/';
+
+    // we should only be purging trash and junk (or their subfolders)
+    if ($mbox == $trash_mbox || $mbox == $junk_mbox
+        || preg_match($trash_regexp, $mbox) || preg_match($junk_regexp, $mbox)
+    ) {
+        $success = $RCMAIL->storage->clear_folder($mbox);
+
+        if ($success) {
+            $OUTPUT->show_message('folderpurged', 'confirmation');
+
+            if (!empty($_REQUEST['_reload'])) {
+                $OUTPUT->set_env('messagecount', 0);
+                $OUTPUT->set_env('pagecount', 0);
+                $OUTPUT->set_env('exists', 0);
+                $OUTPUT->command('message_list.clear');
+                $OUTPUT->command('set_rowcount', rcmail_get_messagecount_text(), $mbox);
+                $OUTPUT->command('set_unread_count', $mbox, 0);
+                $OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $mbox));
+                rcmail_set_unseen_count($mbox, 0);
+
+                // set trash folder state
+                if ($mbox === $trash_mbox) {
+                    $OUTPUT->command('set_trash_count', 0);
+                }
+            }
+        }
+        else {
+            $RCMAIL->display_server_error();
+        }
     }
-  else
-    $commands = "// purged: $success";
-  }
+}
 
-
-
-rcube_remote_response($commands);
-?>
\ No newline at end of file
+$OUTPUT->send();

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