From 4af76d20cafcd456bf3ce0fcb17b25a888c45160 Mon Sep 17 00:00:00 2001
From: Thomas <thomas@roundcube.net>
Date: Mon, 21 Oct 2013 15:14:46 -0400
Subject: [PATCH] Bump version

---
 program/steps/settings/folders.inc |  160 ++++++++++++++++++++++++++++++-----------------------
 1 files changed, 91 insertions(+), 69 deletions(-)

diff --git a/program/steps/settings/folders.inc b/program/steps/settings/folders.inc
index 6a773df..778d93c 100644
--- a/program/steps/settings/folders.inc
+++ b/program/steps/settings/folders.inc
@@ -6,7 +6,10 @@
  |                                                                       |
  | This file is part of the Roundcube Webmail client                     |
  | Copyright (C) 2005-2009, The Roundcube Dev Team                       |
- | Licensed under the GNU GPL                                            |
+ |                                                                       |
+ | 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:                                                              |
  |   Provide functionality of folders management                         |
@@ -15,28 +18,25 @@
  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  | Author: Aleksander Machniak <alec@alec.pl>                            |
  +-----------------------------------------------------------------------+
-
- $Id$
-
 */
 
 // WARNING: folder names in UI are encoded with RCMAIL_CHARSET
 
 // init IMAP connection
-$RCMAIL->imap_connect();
+$STORAGE = $RCMAIL->get_storage();
 
 // subscribe mailbox
 if ($RCMAIL->action == 'subscribe')
 {
     $mbox = get_input_value('_mbox', RCUBE_INPUT_POST, true, 'UTF7-IMAP');
     if (strlen($mbox)) {
-        $result = $IMAP->subscribe(array($mbox));
+        $result = $STORAGE->subscribe(array($mbox));
 
         // Handle virtual (non-existing) folders
-        if (!$result && $IMAP->get_error_code() == -1 &&
-            $IMAP->get_response_code() == rcube_imap::TRYCREATE
+        if (!$result && $STORAGE->get_error_code() == -1 &&
+            $STORAGE->get_response_code() == rcube_storage::TRYCREATE
         ) {
-            $result = $IMAP->create_mailbox($mbox, true);
+            $result = $STORAGE->create_folder($mbox, true);
             if ($result) {
                 // @TODO: remove 'virtual' class of folder's row
             }
@@ -44,8 +44,8 @@
 
         if ($result) {
             // Handle subscription of protected folder (#1487656)
-            if ($CONFIG['protect_default_folders'] == true
-                && in_array($mbox, $CONFIG['default_imap_folders'])
+            if ($RCMAIL->config->get('protect_default_folders')
+                && in_array($mbox, (array)$RCMAIL->config->get('default_folders'))
             ) {
                 $OUTPUT->command('disable_subscription', $mbox);
             }
@@ -62,7 +62,7 @@
 {
     $mbox = get_input_value('_mbox', RCUBE_INPUT_POST, true, 'UTF7-IMAP');
     if (strlen($mbox)) {
-        $result = $IMAP->unsubscribe(array($mbox));
+        $result = $STORAGE->unsubscribe(array($mbox));
         if ($result)
             $OUTPUT->show_message('folderunsubscribed', 'confirmation');
         else
@@ -80,10 +80,15 @@
         $plugin = $RCMAIL->plugins->exec_hook('folder_delete', array('name' => $mbox));
 
         if (!$plugin['abort']) {
-            $deleted = $IMAP->delete_mailbox($plugin['name']);
+            $deleted = $STORAGE->delete_folder($plugin['name']);
         }
         else {
             $deleted = $plugin['result'];
+        }
+
+        // #1488692: update session
+        if ($deleted && $_SESSION['mbox'] === $mbox) {
+            $RCMAIL->session->remove('mbox');
         }
     }
 
@@ -126,19 +131,19 @@
 {
     $mbox_utf8 = get_input_value('_mbox', RCUBE_INPUT_POST, true);
     $mbox      = rcube_charset_convert($mbox_utf8, RCMAIL_CHARSET, 'UTF7-IMAP');
-    $delimiter = $IMAP->get_hierarchy_delimiter();
+    $delimiter = $STORAGE->get_hierarchy_delimiter();
     $trash_regexp = '/^' . preg_quote($CONFIG['trash_mbox'] . $delimiter, '/') . '/';
 
     // we should only be purging trash (or their subfolders)
     if (!strlen($CONFIG['trash_mbox']) || $mbox == $CONFIG['trash_mbox']
         || preg_match($trash_regexp, $mbox)
     ) {
-        $success = $IMAP->clear_mailbox($mbox);
+        $success = $STORAGE->delete_message('*', $mbox);
         $delete = true;
     }
     // copy to Trash
     else {
-        $success = $IMAP->move_message('1:*', $CONFIG['trash_mbox'], $mbox);
+        $success = $STORAGE->move_message('1:*', $CONFIG['trash_mbox'], $mbox);
         $delete = false;
     }
 
@@ -164,7 +169,7 @@
 {
     $name = trim(get_input_value('_mbox', RCUBE_INPUT_POST, true));
 
-    $size = $IMAP->get_mailbox_size($name);
+    $size = $STORAGE->folder_size($name);
 
     // @TODO: check quota and show percentage usage of specified mailbox?
 
@@ -183,7 +188,7 @@
 // build table with all folders listed by server
 function rcube_subscription_form($attrib)
 {
-    global $RCMAIL, $IMAP, $CONFIG, $OUTPUT;
+    global $RCMAIL, $OUTPUT;
 
     list($form_start, $form_end) = get_form_tags($attrib, 'folders');
     unset($attrib['form']);
@@ -199,21 +204,26 @@
         $table->add_header('subscribed', '');
     }
 
-    // get folders from server
-    $IMAP->clear_cache('mailboxes', true);
+    $STORAGE = $RCMAIL->get_storage();
 
-    $a_unsubscribed = $IMAP->list_unsubscribed();
-    $a_subscribed   = $IMAP->list_mailboxes();
-    $delimiter      = $IMAP->get_hierarchy_delimiter();
-    $namespace      = $IMAP->get_namespace();
+    // get folders from server
+    $STORAGE->clear_cache('mailboxes', true);
+
+    $a_unsubscribed = $STORAGE->list_folders();
+    $a_subscribed   = $STORAGE->list_folders_subscribed('', '*', null, null, true); // unsorted
+    $delimiter      = $STORAGE->get_hierarchy_delimiter();
+    $namespace      = $STORAGE->get_namespace();
     $a_js_folders   = array();
     $seen           = array();
     $list_folders   = array();
 
+    $default_folders = (array) $RCMAIL->config->get('default_folders');
+    $protect_default = $RCMAIL->config->get('protect_default_folders');
+
     // pre-process folders list
     foreach ($a_unsubscribed as $i => $folder) {
         $folder_id     = $folder;
-        $folder        = $IMAP->mod_mailbox($folder);
+        $folder        = $STORAGE->mod_folder($folder);
         $foldersplit   = explode($delimiter, $folder);
         $name          = rcube_charset_convert(array_pop($foldersplit), 'UTF7-IMAP');
         $parent_folder = join($delimiter, $foldersplit);
@@ -256,7 +266,7 @@
     $table->add('name', '&nbsp;');
     $table->add(null, '&nbsp;');
 
-    $a_js_folders['mailboxroot'] = array('.', '', true);
+    $a_js_folders['mailboxroot'] = array('', '', true);
 
     $checkbox_subscribe = new html_checkbox(array(
         'name'    => '_subscribed[]',
@@ -269,7 +279,7 @@
         $idx        = $i + 1;
         $sub_key    = array_search($folder['id'], $a_subscribed);
         $subscribed = $sub_key !== false;
-        $protected  = ($CONFIG['protect_default_folders'] == true && in_array($folder['id'], $CONFIG['default_imap_folders']));
+        $protected  = $protect_default && in_array($folder['id'], $default_folders);
         $noselect   = false;
         $classes    = array($i%2 ? 'even' : 'odd');
 
@@ -278,42 +288,55 @@
         $display_folder = str_repeat('&nbsp;&nbsp;&nbsp;&nbsp;', $folder['level'])
             . Q($protected ? rcmail_localize_foldername($folder['id']) : $folder['name']);
 
-        if ($sub_key !== false)
-            unset($a_subscribed[$sub_key]);
-
         if ($folder['virtual']) {
             $classes[] = 'virtual';
         }
 
         if (!$protected) {
-            $opts = $IMAP->mailbox_options($folder['id']);
-            $noselect = in_array('\\Noselect', $opts);
+            $attrs = $STORAGE->folder_attributes($folder['id']);
+            $noselect = in_array('\\Noselect', $attrs);
         }
 
         $disabled = (($protected && $subscribed) || $noselect);
 
-        // check if the folder is a namespace prefix, then disable subscription option on it
-        if (!$disabled && $folder['virtual'] && $folder['level'] == 0 && !empty($namespace)) {
-            $fname = $folder['id'] . $delimiter;
-            foreach ($namespace as $ns) {
-                foreach ($ns as $item) {
-                    if ($item[0] === $fname) {
-                        $disabled = true;
-                        break 2;
+        // Below we will disable subscription option for "virtual" folders
+        // according to namespaces, but only if they aren't already subscribed.
+        // User should be able to unsubscribe from the folder
+        // even if it doesn't exists or is not accessible (OTRS:1000059)
+        if (!$subscribed && !$disabled && !empty($namespace) && $folder['virtual']) {
+            // check if the folder is a namespace prefix, then disable subscription option on it
+            if (!$disabled && $folder['level'] == 0) {
+                $fname = $folder['id'] . $delimiter;
+                foreach ($namespace as $ns) {
+                    if (is_array($ns)) {
+                        foreach ($ns as $item) {
+                            if ($item[0] === $fname) {
+                                $disabled = true;
+                                break 2;
+                            }
+                        }
                     }
                 }
             }
-        }
-        // check if the folder is an other users virtual-root folder, then disable subscription option on it
-        if (!$disabled && $folder['virtual'] && $folder['level'] == 1
-            && !empty($namespace) && !empty($namespace['other'])
-        ) {
-            $parts = explode($delimiter, $folder['id']);
-            $fname = $parts[0] . $delimiter;
-            foreach ($namespace['other'] as $item) {
-                if ($item[0] === $fname) {
-                    $disabled = true;
-                    break;
+            // check if the folder is an other users virtual-root folder, then disable subscription option on it
+            if (!$disabled && $folder['level'] == 1 && !empty($namespace['other'])) {
+                $parts = explode($delimiter, $folder['id']);
+                $fname = $parts[0] . $delimiter;
+                foreach ($namespace['other'] as $item) {
+                    if ($item[0] === $fname) {
+                        $disabled = true;
+                        break;
+                    }
+                }
+            }
+            // check if the folder is shared, then disable subscription option on it (if not subscribed already)
+            if (!$disabled) {
+                $tmp_ns = array_merge((array)$namespace['other'], (array)$namespace['shared']);
+                foreach ($tmp_ns as $item) {
+                    if (strpos($folder['id'], $item[0]) === 0) {
+                        $disabled = true;
+                        break;
+                    }
                 }
             }
         }
@@ -326,19 +349,14 @@
             array('value' => $folder_utf8, 'disabled' => $disabled ? 'disabled' : '')));
 
         $a_js_folders['rcmrow'.$idx] = array($folder_utf8,
-            Q($display_folder), $protected || $folder['virtual']);
-    }
-
-    // Unsubscribe from non-existing folders
-    foreach ($a_subscribed as $folder) {
-        $IMAP->unsubscribe($folder);
+            $display_folder, $protected || $folder['virtual']);
     }
 
     $RCMAIL->plugins->exec_hook('folders_list', array('table' => $table));
 
     $OUTPUT->add_gui_object('subscriptionlist', $attrib['id']);
     $OUTPUT->set_env('subscriptionrows', $a_js_folders);
-    $OUTPUT->set_env('defaultfolders', $CONFIG['default_imap_folders']);
+    $OUTPUT->set_env('defaultfolders', $default_folders);
     $OUTPUT->set_env('delimiter', $delimiter);
 
     return $form_start . $table->show($attrib) . $form_end;
@@ -351,25 +369,21 @@
     if (!$attrib['id'])
         $attrib['id'] = 'rcmfolderframe';
 
-    $attrib['name'] = $attrib['id'];
-
-    $OUTPUT->set_env('contentframe', $attrib['name']);
-    $OUTPUT->set_env('blankpage', $attrib['src'] ? $OUTPUT->abs_url($attrib['src']) : 'program/blank.gif');
-
-    return html::iframe($attrib);
+    return $OUTPUT->frame($attrib, true);
 }
 
 function rcmail_rename_folder($oldname, $newname)
 {
     global $RCMAIL;
 
-    $delimiter = $RCMAIL->imap->get_hierarchy_delimiter();
+    $storage   = $RCMAIL->get_storage();
+    $delimiter = $storage->get_hierarchy_delimiter();
 
     $plugin = $RCMAIL->plugins->exec_hook('folder_rename', array(
         'oldname' => $oldname, 'newname' => $newname));
 
     if (!$plugin['abort']) {
-        $renamed =  $RCMAIL->imap->rename_mailbox($oldname, $newname);
+        $renamed =  $storage->rename_folder($oldname, $newname);
     }
     else {
         $renamed = $plugin['result'];
@@ -383,14 +397,19 @@
         foreach ($a_threaded as $key => $val) {
             if ($key == $oldname) {
                 unset($a_threaded[$key]);
-    	        $a_threaded[$newname] = true;
+                $a_threaded[$newname] = true;
             }
             else if (preg_match($oldprefix, $key)) {
                 unset($a_threaded[$key]);
-	            $a_threaded[preg_replace($oldprefix, $newname.$delimiter, $key)] = true;
+                $a_threaded[preg_replace($oldprefix, $newname.$delimiter, $key)] = true;
             }
         }
         $RCMAIL->user->save_prefs(array('message_threading' => $a_threaded));
+
+        // #1488692: update session
+        if ($_SESSION['mbox'] === $oldname) {
+            $_SESSION['mbox'] = $newname;
+        }
 
         return true;
     }
@@ -401,7 +420,10 @@
 
 $OUTPUT->set_pagetitle(rcube_label('folders'));
 $OUTPUT->include_script('list.js');
-$OUTPUT->set_env('quota', $IMAP->get_capability('QUOTA'));
+$OUTPUT->set_env('prefix_ns', $STORAGE->get_namespace('prefix'));
+if ($STORAGE->get_capability('QUOTA')) {
+    $OUTPUT->set_env('quota', true);
+}
 
 // add some labels to client
 $OUTPUT->add_label('deletefolderconfirm', 'purgefolderconfirm', 'folderdeleting',

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