public $task = 'login|mail|settings';

private $autoAddSpamFilterRule;

private $spam_subject;

private $caseInsensitiveSearch;

private $decodeBase64Msg;

private $searchstring = array();

private $destfolder = array();

private $msg_uids = array();

private $open_mbox;

function init(){

/* Filters parameters initialization. See readme.txt */

$this->autoAddSpamFilterRule = TRUE;

$this->spam_subject = '[SPAM]';

$this->caseInsensitiveSearch = TRUE;

$this->decodeBase64Msg = FALSE;

/* ***************************************************** */

$rcmail = rcmail::get_instance();

if($rcmail->task == 'mail')

$this->add_hook('messages_list', array($this, 'filters_checkmsg'));

else if ($rcmail->task == 'settings'){

$this->register_action('plugin.filters', array($this, 'filters_init'));

$this->register_action('plugin.filters-save', array($this, 'filters_save'));

$this->register_action('plugin.filters-delete', array($this, 'filters_delete'));

$this->add_texts('localization/', array('filters','nosearchstring'));

$rcmail->output->add_label('filters');

$this->include_script('filters.js');

}

else if ($rcmail->task == 'login'){

if ($this->autoAddSpamFilterRule)

$this->add_hook('login_after', array($this, 'filters_addMoveSpamRule'));

}

}

function filters_checkmsg($mlist){

$rcmail = rcmail::get_instance();

$user = $rcmail->user;

$imap = $rcmail->imap;

$open_mbox = $imap->get_mailbox_name();

$this->open_mbox=$open_mbox;

// does not consider the messages already in the trash

if ($open_mbox == $rcmail->config->get('trash_mbox'))

return;

//load filters

$arr_prefs = $rcmail->config->get('filters', array());

foreach ($arr_prefs as $key => $saved_filter){

// if saved destination folder exists and current folder is INBOX

if ($imap->mailbox_exists($saved_filter['destfolder']) && 'INBOX'==$open_mbox){

$saved_filter['searchstring'] = html_entity_decode($saved_filter['searchstring']);

// if (!isset($saved_filter['filterpriority'])) $saved_filter['filterpriority'] = '';

// destfolder#messages#filterpriority#markread

$this->searchstring[ $saved_filter['whatfilter'] ][ $saved_filter['searchstring'] ] =

$saved_filter['destfolder']."#".$saved_filter['messages']."#".$saved_filter['filterpriority']."#".$saved_filter['markread'];

}

}

// if there aren't filters return

if(!count($arr_prefs) || !count($this->searchstring) || !isset($mlist['messages']) || !is_array($mlist['messages']))

return;

// scan the messages

foreach($mlist["messages"] as $message){

$this->filters_search($message);

}

// move the filtered messages

if (count($this->destfolder) > 0){

foreach ($this->destfolder as $dfolder){

$uids = array();

foreach ($this->msg_uids[$dfolder] as $muids){

$uids[] = $muids;

}

if (count($uids)){

$imap->move_message($uids, $dfolder, $open_mbox);

// refresh

$unseen = $rcmail->storage->count($dfolder, 'UNSEEN');

$this->api->output->command('set_unread_count',$dfolder, $unseen);

$this->api->output->command('list_mailbox');

$this->api->output->send();

}

}

}

}

function filters_init(){

$this->add_texts('localization/');

$this->register_handler('plugin.body', array($this, 'filters_form'));

$rcmail = rcmail::get_instance();

$rcmail->output->set_pagetitle($this->gettext('filters'));

$rcmail->output->send('plugin');

}

function filters_save(){

$rcmail = rcmail::get_instance();

$user = $rcmail->user;

$this->add_texts('localization/');

$this->register_handler('plugin.body', array($this, 'filters_form'));

$rcmail->output->set_pagetitle($this->gettext('filters'));

$searchstring = trim(get_input_value('_searchstring', RCUBE_INPUT_POST, true));

$destfolder = trim(get_input_value('_folders', RCUBE_INPUT_POST, true));

$whatfilter = trim(get_input_value('_whatfilter', RCUBE_INPUT_POST, true));

$messages = trim(get_input_value('_messages', RCUBE_INPUT_POST, true));

$filterpriority = trim(get_input_value('_checkbox', RCUBE_INPUT_POST, true));

$markread = trim(get_input_value('_markread', RCUBE_INPUT_POST, true));

if ($searchstring == "")

$rcmail->output->command('display_message', $this->gettext('nosearchstring'), 'error');

else{

$new_arr['whatfilter'] = $whatfilter;

$new_arr['searchstring'] = htmlspecialchars(addslashes($searchstring));

$new_arr['destfolder'] = addslashes($destfolder);

$new_arr['messages'] = $messages;

$new_arr['filterpriority'] = $filterpriority;

$new_arr['markread'] = $markread;

$arr_prefs = $user->get_prefs();

$arr_prefs['filters'][] = $new_arr;

if ($user->save_prefs($arr_prefs))

$rcmail->output->command('display_message', $this->gettext('successfullysaved'), 'confirmation');

else

$rcmail->output->command('display_message', $this->gettext('unsuccessfullysaved'), 'error');

}

rcmail_overwrite_action('plugin.filters');

$rcmail->output->send('plugin');

}

function filters_delete(){

$rcmail = rcmail::get_instance();

$user = $rcmail->user;

$this->add_texts('localization/');

$this->register_handler('plugin.body', array($this, 'filters_form'));

$rcmail->output->set_pagetitle($this->gettext('filters'));

if (isset($_GET[filterid])){

$filter_id = $_GET[filterid];

$arr_prefs = $user->get_prefs();

$arr_prefs['filters'][$filter_id] = '';

$arr_prefs['filters'] = array_diff($arr_prefs['filters'], array(''));

if ($user->save_prefs($arr_prefs))

$rcmail->output->command('display_message', $this->gettext('successfullydeleted'), 'confirmation');

else

$rcmail->output->command('display_message', $this->gettext('unsuccessfullydeleted'), 'error');

}

rcmail_overwrite_action('plugin.filters');

$rcmail->output->send('plugin');

}

// fix for compare strings

// исправление для сравнения строк

function imap_mime_header_decode_fix($value) {

$text='';

$elements = imap_mime_header_decode($value);

for ($i=0; $i<count($elements); $i++) {

if ($elements[$i]->charset != 'default')

$elements[$i]->text = iconv ($elements[$i]->charset, "UTF-8", $elements[$i]->text);

$text .= $elements[$i]->text;

}

return $text;

}

function filters_form(){

$rcmail = rcmail::get_instance();

$rcmail->imap_connect();

$table = new html_table(array('cols' => 2));

$table->add('title', Q($this->gettext('whatfilter').":"));

$select = new html_select(array('name' => '_whatfilter', 'id' => 'whatfilter'));

$select->add($this->gettext('from'), 'from');

$select->add($this->gettext('to'), 'to');

$select->add($this->gettext('cc'), 'cc');

$select->add($this->gettext('subject'), 'subject');

$table->add('', $select->show($this->gettext('from')));

$table->add('title', Q($this->gettext('searchstring').":"));

$inputfield = new html_inputfield(array('name' => '_searchstring', 'id' => 'searchstring'));

$table->add('', $inputfield->show(""));

$table->add('title', Q($this->gettext('moveto').":"));

$select = rcmail_mailbox_select(array('name' => '_folders', 'id' => 'folders'));

$table->add('title', $select->show());

# new option: all, read and unread messages

$table->add('title', Q($this->gettext('messagecount').":"));

$select = new html_select(array('name' => '_messages', 'id' => 'messages'));

$select->add($this->gettext('all'), 'all');

$select->add($this->gettext('unread'), 'unread');

$select->add($this->gettext('isread'), 'isread');

$table->add('', $select->show($this->gettext('all')));

# new option: markread or markunread messages

$table->add('title', Q($this->gettext('markmessages').":"));

$select = new html_select(array('name' => '_markread', 'id' => 'markread'));

$select->add($this->gettext('none'), 'none');

$select->add($this->gettext('markunread'), 'markunread');

$select->add($this->gettext('markread'), 'markread');

$table->add('', $select->show($this->gettext('none')));

# new option: filter priority, "on" as enable and "" as disable

$table->add('title', Q($this->gettext('filterpriority').":"));

$checkbox = new html_checkbox(array('name' => '_checkbox', 'id' => 'checkbox'));

$table->add('', $checkbox->show("0"));

// load saved filters

$user = $rcmail->user;

$arr_prefs = $user->get_prefs();

$i = 1;

$flag=false;

$table2 = new html_table(array('cols' => 2));

foreach ($arr_prefs['filters'] as $key => $saved_filter){

$flag=true;

if (empty($saved_filter['markread'])) $saved_filter['markread'] = 'none';

$folder_id = $saved_filter['destfolder'];

$folder_name = rcmail_localize_folderpath($folder_id);

$messages = $saved_filter['messages'];

$msg = $i." - ".$this->gettext('msg_if_field')." <b>".$this->gettext($saved_filter['whatfilter'])."</b> ".$this->gettext('msg_contains').

" <b>".stripslashes($saved_filter['searchstring'])."</b> ".

$this->gettext('msg_move_msg_in')." <b>".$folder_name."</b> ".

"(".$this->gettext('messagecount').": ".$this->gettext($saved_filter['messages']).

", ".$this->gettext('mark').": ".$this->gettext($saved_filter['markread']).")";

if ( !empty($saved_filter['filterpriority']))

$msg = "<font color='green'>".$msg."</font>";

$table2->add('title',$msg);

$dlink = "<a href='./?_task=settings&_action=plugin.filters-delete&filterid=".$key."'>".$this->gettext('delete')."</a>";

$table2->add('title',$dlink);

$i++;

}

if (!$flag){

$table2->add('title',Q($this->gettext('msg_no_stored_filters')));

}

$out = html::div(array('class' => 'box'),

html::div(array('id' => 'prefs-title', 'class' => 'boxtitle'), $this->gettext('filters')) .

html::div(array('class' => 'boxcontent'), $table->show() .

html::p(null,

$rcmail->output->button(array(

'command' => 'plugin.filters-save',

'type' => 'input',

'class' => 'button mainaction',

'label' => 'save'

)))));

$out.= html::div(array('id' => 'prefs-title','class' => 'boxtitle'), $this->gettext('storedfilters')). html::div(array('class' => 'uibox listbox scroller','style'=>'margin-top:205px;'),

html::div(array('class' => 'boxcontent'), $table2->show() ));

$rcmail->output->add_gui_object('filtersform', 'filters-form');

return $rcmail->output->form_tag(array(

'id' => 'filters-form',

'name' => 'filters-form',

'method' => 'post',

'class' => 'propform',

'action' => './?_task=settings&_action=plugin.filters-save',

), $out);

}

function filters_search($message){

// check if a message has been read

if (isset($message->flags['SEEN']) && $message->flags['SEEN'])

$msg_read = 1;

$headers = array('from','to','cc','subject');

$destination_folder = '';

$filter_flag = '';

$mark_flag = '';

foreach($headers as $whatfilter){

if (isset($this->searchstring[$whatfilter])){

foreach ($this->searchstring[$whatfilter] as $from => $dest){

$arr = explode("#",$dest);

$destination = $arr[0];

$msg_filter = $arr[1];

$filterpriority = $arr[2];

$markread = $arr[3];

switch ($whatfilter){

case 'from':

$field = $message->from;

break;

case 'to':

$field = $message->to;

break;

case 'cc':

$field = $message->cc;

break;

case 'subject':

$field = $message->subject;

break;

default:

$field = "";

}

if ($this->filters_searchString($field, $from) != false && $destination!=$this->open_mbox){

if (!empty($filterpriority)){

$destination_folder = $destination;

$filter_flag = $msg_filter;

$mark_flag = $markread;

break 2;

}

if (empty($destination_folder)){

$destination_folder = $destination;

$filter_flag = $msg_filter;

$mark_flag = $markread;

}

}

}

}

}

if (!empty($destination_folder)){

// if message as read and need unread message, then exit from function

// Если сообщение как прочитанное и нужно непрочитанное сообщение, то выход из функции

if (!empty($msg_read) && $filter_flag == "unread") return;

// if message as unread and need read message, then exit from function

// Если сообщение как непрочитанное и нужно прочитанное сообщение, то выход из функции

if (empty($msg_read) && $filter_flag == "isread") return;

$this->msg_uids[$destination_folder][] = $message->uid;

if (!in_array($destination_folder, $this->destfolder)) $this->destfolder[] = $destination_folder;

// Mark message as read if need mark message as read

// Отметить сообщение как прочитанное

if ($mark_flag == "markread") $this->filters_markread($message);

// Mark message as unread if need mark message as unread

// Отметить сообщение как непрочитанное

if ($mark_flag == "markunread") $this->filters_markread($message,'UNSEEN');

}

}

// Mark message as read (SEEN) or as unread (UNSEEN)

function filters_markread($message,$markread='SEEN'){

$rcmail = rcmail::get_instance();

$storage = $rcmail->storage;

$storage->set_flag($message->uid, $markread, NULL);

}

function filters_searchString($msg,$stringToSearch){

$ret = FALSE;

$ciSearch = $this->caseInsensitiveSearch;

$decode_msg = $this->imap_mime_header_decode_fix($msg);

$stringToSearch=stripslashes($stringToSearch);

if ($ciSearch){

$tmp = mb_stripos($decode_msg, $stringToSearch);

}

else{

$tmp = mb_strpos($decode_msg, $stringToSearch);

}

if ($tmp !== FALSE){

$ret = TRUE;

}

/*

else{

if ($this->decodeBase64Msg === TRUE){

// decode and search BASE64 msg

$decoded_str = $this->imap_mime_header_decode_fix(base64_decode($msg));

if ($decoded_str !== FALSE){

if ($ciSearch){

$tmp = mb_stripos($decoded_str, $stringToSearch, 0, 'utf8');

}

else{

$tmp = mb_strpos($decoded_str, $stringToSearch, 0, 'utf8');

}

if ($tmp !== FALSE){

$ret = TRUE;

}

}

}

}

*/

return $ret;

}

function filters_addMoveSpamRule(){

$rcmail = rcmail::get_instance();

$user = $rcmail->user;

$searchstring = $this->spam_subject;

$destfolder = $rcmail->config->get('junk_mbox', null);

$whatfilter = "subject";

$messages = "all";

//load filters

$arr_prefs = $rcmail->config->get('filters', array());

// check if the rule is already enabled

$found = false;

foreach ($arr_prefs as $key => $saved_filter){

if ($saved_filter['searchstring'] == $searchstring && $saved_filter['whatfilter'] == $whatfilter){

$found = true;

}

}

if (!$found && $destfolder !== null && $destfolder !== ""){

$new_arr['whatfilter'] = $whatfilter;

$new_arr['searchstring'] = $searchstring;

$new_arr['destfolder'] = $destfolder;

$new_arr['messages'] = $messages;

$arr_prefs = $user->get_prefs();

$arr_prefs['filters'][] = $new_arr;

$user->save_prefs($arr_prefs);

}

}