From 32ea464bdfe5f8a22f46bfac50dcdc26c36fc497 Mon Sep 17 00:00:00 2001
From: Nathan Kinkade <nkinkade@nkinka.de>
Date: Thu, 5 Mar 2009 20:48:46 +0000
Subject: Applied message threading patch from Chris January:
 http://www.atomice.com/blog/?p=33

---
 roundcubemail/program/steps/settings/func.inc      |  2 ++
 .../program/steps/settings/manage_folders.inc      | 38 +++++++++++++++++++++-
 2 files changed, 39 insertions(+), 1 deletion(-)

(limited to 'roundcubemail/program/steps/settings')

diff --git a/roundcubemail/program/steps/settings/func.inc b/roundcubemail/program/steps/settings/func.inc
index d0a3ae69c..6515ae4f6 100644
--- a/roundcubemail/program/steps/settings/func.inc
+++ b/roundcubemail/program/steps/settings/func.inc
@@ -168,6 +168,8 @@ function rcmail_user_prefs_block($part, $no_override, $attrib)
   case 'mailbox':
     $table = new html_table(array('cols' => 2));
 
+    $RCMAIL->imap_init(true);
+
     if (!isset($no_override['focus_on_new_message'])) {
       $field_id = 'rcmfd_focus_on_new_message';
       $input_focus_on_new_message = new html_checkbox(array('name' => '_focus_on_new_message', 'id' => $field_id, 'value' => 1));
diff --git a/roundcubemail/program/steps/settings/manage_folders.inc b/roundcubemail/program/steps/settings/manage_folders.inc
index 9affded98..80a6b7c65 100644
--- a/roundcubemail/program/steps/settings/manage_folders.inc
+++ b/roundcubemail/program/steps/settings/manage_folders.inc
@@ -38,6 +38,28 @@ else if ($RCMAIL->action=='unsubscribe')
     $IMAP->unsubscribe(array($mbox));
   }
 
+// enable threading for one or more mailboxes
+else if ($RCMAIL->action=='enable-threading')
+  {
+  if ($mbox = get_input_value('_mbox', RCUBE_INPUT_POST, false, 'UTF-7'))
+    $a_user_prefs = $USER->get_prefs();
+    if (!is_array($a_user_prefs['message_threading']))
+      $a_user_prefs['message_threading'] = array();
+    $a_user_prefs['message_threading'][$mbox] = true;
+    $USER->save_prefs($a_user_prefs);
+  }
+
+// enable threading for one or more mailboxes
+else if ($RCMAIL->action=='disable-threading')
+  {
+  if ($mbox = get_input_value('_mbox', RCUBE_INPUT_POST, false, 'UTF-7'))
+    $a_user_prefs = $USER->get_prefs();
+    if (!is_array($a_user_prefs['message_threading']))
+      $a_user_prefs['message_threading'] = array();
+    unset($a_user_prefs['message_threading'][$mbox]);
+    $USER->save_prefs($a_user_prefs);
+  }
+
 // create a new mailbox
 else if ($RCMAIL->action=='create-folder')
   {
@@ -162,6 +184,8 @@ function rcube_subscription_form($attrib)
   {
   global $IMAP, $CONFIG, $OUTPUT;
 
+  $threading_supported = $IMAP->get_capability('thread=references');
+
   list($form_start, $form_end) = get_form_tags($attrib, 'folders');
   unset($attrib['form']);
   
@@ -174,6 +198,8 @@ function rcube_subscription_form($attrib)
   $table->add_header('name', rcube_label('foldername'));
   $table->add_header('msgcount', rcube_label('messagecount'));
   $table->add_header('subscribed', rcube_label('subscribed'));
+  if ($threading_supported)
+    $table->add_header('threaded', rcube_label('threaded'));
   $table->add_header('rename', '&nbsp;');
   $table->add_header('delete', '&nbsp;');
 
@@ -183,6 +209,7 @@ function rcube_subscription_form($attrib)
 
   $a_unsubscribed = $IMAP->list_unsubscribed();
   $a_subscribed = $IMAP->list_mailboxes();
+  $a_threaded =rcmail::get_instance()->config->get('message_threading', array()); 
   $delimiter = $IMAP->get_hierarchy_delimiter();
   $a_js_folders = $seen_folders = $list_folders = array();
 
@@ -212,6 +239,10 @@ function rcube_subscription_form($attrib)
     'name' => '_subscribed[]',
     'onclick' => JS_OBJECT_NAME.".command(this.checked?'subscribe':'unsubscribe',this.value)",
   ));
+  $checkbox_threaded = new html_checkbox(array(
+    'name' => '_threaded[]',
+    'onclick' => JS_OBJECT_NAME.".command(this.checked?'enable-threading':'disable-threading',this.value)",
+  ));
   
   if (!empty($attrib['deleteicon']))
     $del_button = html::img(array('src' => $CONFIG['skin_path'] . $attrib['deleteicon'], 'alt' => rcube_label('delete')));
@@ -227,6 +258,7 @@ function rcube_subscription_form($attrib)
   foreach ($list_folders as $i => $folder) {
     $idx = $i + 1;
     $subscribed = in_array($folder['id'], $a_subscribed);
+    $threaded = $a_threaded[$folder['id']];
     $protected = ($CONFIG['protect_default_folders'] == true && in_array($folder['id'], $CONFIG['default_imap_folders']));
     $classes = array($i%2 ? 'even' : 'odd');
     $folder_js = JQ($folder['id']);
@@ -239,9 +271,13 @@ function rcube_subscription_form($attrib)
     $table->add_row(array('id' => 'rcmrow'.$idx, 'class' => join(' ', $classes)));
     
     $table->add('name', Q($display_folder));
-    $table->add('msgcount', ($folder['virtual'] ? '' : $IMAP->messagecount($folder['id'])));
+    $table->add('msgcount', ($folder['virtual'] ? '' : $IMAP->messagecount($folder['id']))); // XXX: Use THREADS or ALL?
     $table->add('subscribed', ($protected || $folder['virtual']) ? ($subscribed ? '&nbsp;&#x2022;' : '&nbsp;') :
         $checkbox_subscribe->show(($subscribed ? $folder_utf8 : ''), array('value' => $folder_utf8)));
+    if ($IMAP->get_capability('thread=references')) {
+      $table->add('threaded',
+                  $checkbox_threaded->show(($threaded ? $folder_utf8 : ''), array('value' => $folder_utf8)));
+    }
     
     // add rename and delete buttons
     if (!$protected && !$folder['virtual']) {
-- 
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