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roundcubemail/program/steps/settings/folders.inc

516 lines
18 KiB
PHP

<?php
/*
+-----------------------------------------------------------------------+
| program/steps/settings/folders.inc |
| |
| 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: |
| Provide functionality of folders management |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
// init IMAP connection
$STORAGE = $RCMAIL->get_storage();
// subscribe mailbox
if ($RCMAIL->action == 'subscribe') {
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
if (strlen($mbox)) {
$result = $STORAGE->subscribe(array($mbox));
// Handle virtual (non-existing) folders
if (!$result && $STORAGE->get_error_code() == -1 &&
$STORAGE->get_response_code() == rcube_storage::TRYCREATE
) {
$result = $STORAGE->create_folder($mbox, true);
if ($result) {
// @TODO: remove 'virtual' class of folder's row
}
}
if ($result) {
// Handle subscription of protected folder (#1487656)
if ($RCMAIL->config->get('protect_default_folders')
&& $STORAGE->is_special_folder($mbox)
) {
$OUTPUT->command('disable_subscription', $mbox);
}
$OUTPUT->show_message('foldersubscribed', 'confirmation');
}
else
$RCMAIL->display_server_error('errorsaving');
}
}
// unsubscribe mailbox
else if ($RCMAIL->action == 'unsubscribe') {
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
if (strlen($mbox)) {
$result = $STORAGE->unsubscribe(array($mbox));
if ($result)
$OUTPUT->show_message('folderunsubscribed', 'confirmation');
else
$RCMAIL->display_server_error('errorsaving');
}
}
// delete an existing mailbox
else if ($RCMAIL->action == 'delete-folder') {
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
if (strlen($mbox)) {
$plugin = $RCMAIL->plugins->exec_hook('folder_delete', array('name' => $mbox));
if (!$plugin['abort']) {
$deleted = $STORAGE->delete_folder($plugin['name']);
}
else {
$deleted = $plugin['result'];
}
// #1488692: update session
if ($deleted && $_SESSION['mbox'] === $mbox) {
$RCMAIL->session->remove('mbox');
}
}
if ($OUTPUT->ajax_call && $deleted) {
// Remove folder and subfolders rows
$OUTPUT->command('remove_folder_row', $mbox);
$OUTPUT->show_message('folderdeleted', 'confirmation');
// Clear content frame
$OUTPUT->command('subscription_select');
$OUTPUT->command('set_quota', $RCMAIL->quota_content());
}
else if (!$deleted) {
$RCMAIL->display_server_error('errorsaving');
}
}
// rename an existing mailbox
else if ($RCMAIL->action == 'rename-folder') {
$name = trim(rcube_utils::get_input_value('_folder_newname', rcube_utils::INPUT_POST, true));
$oldname = rcube_utils::get_input_value('_folder_oldname', rcube_utils::INPUT_POST, true);
if (strlen($name) && strlen($oldname)) {
$rename = rcmail_rename_folder($oldname, $name);
}
if ($rename && $OUTPUT->ajax_call) {
rcmail_update_folder_row($name, $oldname);
}
else if (!$rename) {
$RCMAIL->display_server_error('errorsaving');
}
}
// clear mailbox
else if ($RCMAIL->action == 'purge') {
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
$delimiter = $STORAGE->get_hierarchy_delimiter();
$trash_mbox = $RCMAIL->config->get('trash_mbox');
$trash_regexp = '/^' . preg_quote($trash . $delimiter, '/') . '/';
// we should only be purging trash (or their subfolders)
if (!strlen($trash_mbox) || $mbox === $trash_mbox
|| preg_match($trash_regexp, $mbox)
) {
$success = $STORAGE->delete_message('*', $mbox);
$delete = true;
}
// move to Trash
else {
$success = $STORAGE->move_message('1:*', $trash_mbox, $mbox);
$delete = false;
}
if ($success) {
$OUTPUT->set_env('messagecount', 0);
if ($delete) {
$OUTPUT->show_message('folderpurged', 'confirmation');
$OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $mbox));
}
else {
$OUTPUT->show_message('messagemoved', 'confirmation');
}
$_SESSION['unseen_count'][$mbox] = 0;
$OUTPUT->command('show_folder', $mbox, null, true);
}
else {
$RCMAIL->display_server_error('errorsaving');
}
}
// get mailbox size
else if ($RCMAIL->action == 'folder-size') {
$name = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_POST, true);
$size = $STORAGE->folder_size($name);
// @TODO: check quota and show percentage usage of specified mailbox?
if ($size !== false) {
$OUTPUT->command('folder_size_update', $RCMAIL->show_bytes($size));
}
else {
$RCMAIL->display_server_error();
}
}
if ($OUTPUT->ajax_call) {
$OUTPUT->send();
}
$OUTPUT->set_pagetitle($RCMAIL->gettext('folders'));
$OUTPUT->set_env('prefix_ns', $STORAGE->get_namespace('prefix'));
$OUTPUT->set_env('quota', (bool) $STORAGE->get_capability('QUOTA'));
$OUTPUT->include_script('treelist.js');
// add some labels to client
$OUTPUT->add_label('deletefolderconfirm', 'purgefolderconfirm', 'folderdeleting',
'foldermoving', 'foldersubscribing', 'folderunsubscribing', 'quota');
// register UI objects
$OUTPUT->add_handlers(array(
'foldersubscription' => 'rcmail_subscription_form',
'folderframe' => 'rcmail_folder_frame',
'folderfilter' => 'rcmail_folder_filter',
'quotadisplay' => array($RCMAIL, 'quota_display'),
));
$OUTPUT->send('folders');
// build table with all folders listed by server
function rcmail_subscription_form($attrib)
{
global $RCMAIL, $OUTPUT;
list($form_start, $form_end) = get_form_tags($attrib, 'folders');
unset($attrib['form']);
if (!$attrib['id']) {
$attrib['id'] = 'rcmSubscriptionlist';
}
$STORAGE = $RCMAIL->get_storage();
// 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();
$special_folders = array_flip(array_merge(array('inbox' => 'INBOX'), $STORAGE->get_special_folders()));
$protect_default = $RCMAIL->config->get('protect_default_folders');
$seen = array();
$list_folders = array();
// pre-process folders list
foreach ($a_unsubscribed as $i => $folder) {
$folder_id = $folder;
$folder = $STORAGE->mod_folder($folder);
$foldersplit = explode($delimiter, $folder);
$name = rcube_charset::convert(array_pop($foldersplit), 'UTF7-IMAP');
$parent_folder = join($delimiter, $foldersplit);
$level = count($foldersplit);
// add any necessary "virtual" parent folders
if ($parent_folder && !isset($seen[$parent_folder])) {
for ($i=1; $i<=$level; $i++) {
$ancestor_folder = join($delimiter, array_slice($foldersplit, 0, $i));
if ($ancestor_folder && !$seen[$ancestor_folder]++) {
$ancestor_name = rcube_charset::convert($foldersplit[$i-1], 'UTF7-IMAP');
$list_folders[] = array(
'id' => $ancestor_folder,
'name' => $ancestor_name,
'level' => $i-1,
'virtual' => true,
);
}
}
}
// Handle properly INBOX.INBOX situation
if (isset($seen[$folder])) {
continue;
}
$seen[$folder]++;
$list_folders[] = array(
'id' => $folder_id,
'name' => $name,
'level' => $level,
);
}
unset($seen);
$checkbox_subscribe = new html_checkbox(array(
'name' => '_subscribed[]',
'title' => $RCMAIL->gettext('changesubscription'),
'onclick' => rcmail_output::JS_OBJECT_NAME.".command(this.checked?'subscribe':'unsubscribe',this.value)",
));
$js_folders = array();
$folders = array();
$collapsed = (string) $RCMAIL->config->get('collapsed_folders');
// create list of available folders
foreach ($list_folders as $i => $folder) {
$sub_key = array_search($folder['id'], $a_subscribed);
$subscribed = $sub_key !== false;
$protected = $protect_default && isset($special_folders[$folder['id']]);
$noselect = false;
$classes = array();
$folder_utf8 = rcube_charset::convert($folder['id'], 'UTF7-IMAP');
$display_folder = rcube::Q($protected ? $RCMAIL->localize_foldername($folder['id']) : $folder['name']);
if ($folder['virtual']) {
$classes[] = 'virtual';
}
// Check \Noselect flag (of existing folder)
if (!$protected && in_array($folder['id'], $a_unsubscribed)) {
$attrs = $STORAGE->folder_attributes($folder['id']);
$noselect = in_array('\\Noselect', $attrs);
}
$disabled = (($protected && $subscribed) || $noselect);
// Below we will disable subscription option for "virtual" folders
// according to namespaces, but only if they aren't already subscribed.
// User should be able to unsubscribe from the folder
// even if it doesn't exists or is not accessible (OTRS:1000059)
if (!$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 && $folder['level'] == 1 && !empty($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;
}
}
}
}
$is_collapsed = strpos($collapsed, '&'.rawurlencode($folder['id']).'&') !== false;
$folder_id = rcube_utils::html_identifier($folder['id'], true);
if ($folder_class = $RCMAIL->folder_classname($folder['id'])) {
$classes[] = $folder_class;
}
$folders[$folder['id']] = array(
'idx' => $folder_id,
'folder_imap' => $folder['id'],
'folder' => $folder_utf8,
'display' => $display_folder,
'protected' => $protected || $folder['virtual'],
'class' => join(' ', $classes),
'subscribed' => $subscribed,
'level' => $folder['level'],
'collapsed' => $is_collapsed,
'content' => html::a(array('href' => '#'), $display_folder)
. $checkbox_subscribe->show(($subscribed ? $folder['id'] : ''),
array('value' => $folder['id'], 'disabled' => $disabled ? 'disabled' : ''))
);
}
$plugin = $RCMAIL->plugins->exec_hook('folders_list', array('list' => $folders));
// add drop-target representing 'root'
$root = array(
'idx' => rcube_utils::html_identifier('*', true),
'folder_imap' => '*',
'folder' => '',
'display' => '',
'protected' => true,
'class' => 'root',
'content' => '<span>&nbsp;</span>',
);
$folders = array();
$plugin['list'] = array_values($plugin['list']);
array_unshift($plugin['list'], $root);
for ($i = 0, $length = count($plugin['list']); $i<$length; $i++) {
$folders[] = rcmail_folder_tree_element($plugin['list'], $i, $js_folders);
}
$OUTPUT->add_gui_object('subscriptionlist', $attrib['id']);
$OUTPUT->set_env('subscriptionrows', $js_folders);
$OUTPUT->set_env('defaultfolders', array_keys($special_folders));
$OUTPUT->set_env('collapsed_folders', $collapsed);
$OUTPUT->set_env('delimiter', $delimiter);
return $form_start . html::tag('ul', $attrib, implode('', $folders), html::$common_attrib) . $form_end;
}
function rcmail_folder_tree_element($folders, &$key, &$js_folders)
{
$data = $folders[$key];
$idx = 'rcmli' . $data['idx'];
$js_folders[$data['folder_imap']] = array($data['folder'], $data['display'], $data['protected']);
$content = $data['content'];
$attribs = array(
'id' => $idx,
'class' => trim($data['class'] . ' mailbox')
);
$children = array();
while ($folders[$key+1] && $folders[$key+1]['level'] > $data['level']) {
$key++;
$children[] = rcmail_folder_tree_element($folders, $key, $js_folders);
}
if (!empty($children)) {
$content .= html::div('treetoggle ' . ($data['collapsed'] ? 'collapsed' : 'expanded'), '&nbsp;')
. html::tag('ul', array('style' => ($data['collapsed'] ? "display:none" : null)),
implode("\n", $children));
}
return html::tag('li', $attribs, $content);
}
function rcmail_folder_frame($attrib)
{
global $OUTPUT;
if (!$attrib['id']) {
$attrib['id'] = 'rcmfolderframe';
}
return $OUTPUT->frame($attrib, true);
}
function rcmail_folder_filter($attrib)
{
global $RCMAIL;
$storage = $RCMAIL->get_storage();
$namespace = $storage->get_namespace();
if (empty($namespace['personal']) && empty($namespace['shared']) && empty($namespace['other'])) {
return '';
}
if (!$attrib['id']) {
$attrib['id'] = 'rcmfolderfilter';
}
$attrib['onchange'] = rcmail_output::JS_OBJECT_NAME . '.folder_filter(this.value)';
$roots = array();
$select = new html_select($attrib);
$select->add($RCMAIL->gettext('all'), '---');
foreach (array_keys($namespace) as $type) {
foreach ((array)$namespace[$type] as $ns) {
$root = rtrim($ns[0], $ns[1]);
$label = $RCMAIL->gettext('namespace.' . $type);
if (count($namespace[$type]) > 1) {
$label .= ' (' . rcube_charset::convert($root, 'UTF7-IMAP', RCUBE_CHARSET) . ')';
}
$select->add($label, $root);
if (strlen($root)) {
$roots[] = $root;
}
}
}
$RCMAIL->output->add_gui_object('foldersfilter', $attrib['id']);
$RCMAIL->output->set_env('ns_roots', $roots);
return $select->show();
}
function rcmail_rename_folder($oldname, $newname)
{
global $RCMAIL;
$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 = $storage->rename_folder($oldname, $newname);
}
else {
$renamed = $plugin['result'];
}
// update per-folder options for modified folder and its subfolders
if ($renamed) {
$a_threaded = (array) $RCMAIL->config->get('message_threading', array());
$oldprefix = '/^' . preg_quote($oldname . $delimiter, '/') . '/';
foreach ($a_threaded as $key => $val) {
if ($key == $oldname) {
unset($a_threaded[$key]);
$a_threaded[$newname] = $val;
}
else if (preg_match($oldprefix, $key)) {
unset($a_threaded[$key]);
$a_threaded[preg_replace($oldprefix, $newname.$delimiter, $key)] = $val;
}
}
$RCMAIL->user->save_prefs(array('message_threading' => $a_threaded));
// #1488692: update session
if ($_SESSION['mbox'] === $oldname) {
$_SESSION['mbox'] = $newname;
}
return true;
}
return false;
}