| | |
| | | */ |
| | | |
| | | |
| | | /** |
| | | * Obtain classes from the Iloha IMAP library |
| | | */ |
| | | require_once('lib/imap.inc'); |
| | | require_once('lib/mime.inc'); |
| | | require_once('lib/utf7.inc'); |
| | | |
| | | |
| | | /** |
| | | * Interface class for accessing an IMAP server |
| | | * |
| | | * This is a wrapper that implements the Iloha IMAP Library (IIL) |
| | | * |
| | | * @package RoundCube Webmail |
| | | * @author Thomas Bruederli <roundcube@gmail.com> |
| | | * @version 1.22 |
| | | * @link http://ilohamail.org |
| | | */ |
| | | class rcube_imap |
| | | { |
| | | var $db; |
| | | var $conn; |
| | | var $root_ns = ''; |
| | | var $root_dir = ''; |
| | | var $mailbox = 'INBOX'; |
| | | var $list_page = 1; |
| | | var $page_size = 10; |
| | | var $sort_field = 'date'; |
| | | var $sort_order = 'DESC'; |
| | | var $delimiter = NULL; |
| | | var $caching_enabled = FALSE; |
| | | var $default_folders = array('inbox', 'drafts', 'sent', 'junk', 'trash'); |
| | | var $cache = array(); |
| | | var $cache_keys = array(); |
| | | var $cache_changes = array(); |
| | | var $uid_id_map = array(); |
| | | var $msg_headers = array(); |
| | | var $capabilities = array(); |
| | | var $skip_deleted = FALSE; |
| | | var $debug_level = 1; |
| | | |
| | | |
| | | // PHP 5 constructor |
| | | function __construct() |
| | | /** |
| | | * Object constructor |
| | | * |
| | | * @param object Database connection |
| | | */ |
| | | function __construct($db_conn) |
| | | { |
| | | |
| | | } |
| | | |
| | | // PHP 4 compatibility |
| | | function rcube_imap() |
| | | { |
| | | $this->__construct(); |
| | | $this->db = $db_conn; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * PHP 4 object constructor |
| | | * |
| | | * @see rcube_imap::__construct |
| | | */ |
| | | function rcube_imap($db_conn) |
| | | { |
| | | $this->__construct($db_conn); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Connect to an IMAP server |
| | | * |
| | | * @param string Host to connect |
| | | * @param string Username for IMAP account |
| | | * @param string Password for IMAP account |
| | | * @param number Port to connect to |
| | | * @param boolean Use SSL connection |
| | | * @return boolean TRUE on success, FALSE on failure |
| | | * @access public |
| | | */ |
| | | function connect($host, $user, $pass, $port=143, $use_ssl=FALSE) |
| | | { |
| | | global $ICL_SSL, $ICL_PORT, $CONFIG; |
| | | global $ICL_SSL, $ICL_PORT; |
| | | |
| | | // check for Open-SSL support in PHP build |
| | | if ($use_ssl && in_array('openssl', get_loaded_extensions())) |
| | | $ICL_SSL = TRUE; |
| | | else if ($use_ssl) |
| | | { |
| | | raise_error(array('code' => 403, |
| | | 'type' => 'imap', |
| | | 'file' => __FILE__, |
| | | raise_error(array('code' => 403, 'type' => 'imap', 'file' => __FILE__, |
| | | 'message' => 'Open SSL not available;'), TRUE, FALSE); |
| | | $port = 143; |
| | | } |
| | |
| | | $this->ssl = $use_ssl; |
| | | |
| | | // print trace mesages |
| | | if ($this->conn && ($CONFIG['debug_level'] & 8)) |
| | | if ($this->conn && ($this->debug_level & 8)) |
| | | console($this->conn->message); |
| | | |
| | | // write error log |
| | |
| | | // get account namespace |
| | | if ($this->conn) |
| | | { |
| | | $this->_parse_capability($this->conn->capability); |
| | | iil_C_NameSpace($this->conn); |
| | | |
| | | if (!empty($this->conn->delimiter)) |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Close IMAP connection |
| | | * Usually done on script shutdown |
| | | * |
| | | * @access public |
| | | */ |
| | | function close() |
| | | { |
| | | if ($this->conn) |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Close IMAP connection and re-connect |
| | | * This is used to avoid some strange socket errors when talking to Courier IMAP |
| | | * |
| | | * @access public |
| | | */ |
| | | function reconnect() |
| | | { |
| | | $this->close(); |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Set a root folder for the IMAP connection. |
| | | * |
| | | * Only folders within this root folder will be displayed |
| | | * and all folder paths will be translated using this folder name |
| | | * |
| | | * @param string Root folder |
| | | * @access public |
| | | */ |
| | | function set_rootdir($root) |
| | | { |
| | | if (ereg('[\.\/]$', $root)) //(substr($root, -1, 1)==='/') |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * This list of folders will be listed above all other folders |
| | | * |
| | | * @param array Indexed list of folder names |
| | | * @access public |
| | | */ |
| | | function set_default_mailboxes($arr) |
| | | { |
| | | if (is_array($arr)) |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Set internal mailbox reference. |
| | | * |
| | | * All operations will be perfomed on this mailbox/folder |
| | | * |
| | | * @param string Mailbox/Folder name |
| | | * @access public |
| | | */ |
| | | function set_mailbox($mbox) |
| | | { |
| | | $mailbox = $this->_mod_mailbox($mbox); |
| | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Set internal list page |
| | | * |
| | | * @param number Page number to list |
| | | * @access public |
| | | */ |
| | | function set_page($page) |
| | | { |
| | | $this->list_page = (int)$page; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Set internal page size |
| | | * |
| | | * @param number Number of messages to display on one page |
| | | * @access public |
| | | */ |
| | | function set_pagesize($size) |
| | | { |
| | | $this->page_size = (int)$size; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Returns the currently used mailbox name |
| | | * |
| | | * @return string Name of the mailbox/folder |
| | | * @access public |
| | | */ |
| | | function get_mailbox_name() |
| | | { |
| | | return $this->conn ? $this->_mod_mailbox($this->mailbox, 'out') : ''; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Returns the IMAP server's capability |
| | | * |
| | | * @param string Capability name |
| | | * @return mixed Capability value or TRUE if supported, FALSE if not |
| | | * @access public |
| | | */ |
| | | function get_capability($cap) |
| | | { |
| | | $cap = strtoupper($cap); |
| | | return $this->capabilities[$cap]; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Returns the delimiter that is used by the IMAP server for folder separation |
| | | * |
| | | * @return string Delimiter string |
| | | * @access public |
| | | */ |
| | | function get_hierarchy_delimiter() |
| | | { |
| | | if ($this->conn && empty($this->delimiter)) |
| | |
| | | return $this->delimiter; |
| | | } |
| | | |
| | | // public method for mailbox listing |
| | | // convert mailbox name with root dir first |
| | | |
| | | /** |
| | | * Public method for mailbox listing. |
| | | * |
| | | * Converts mailbox name with root dir first |
| | | * |
| | | * @param string Optional root folder |
| | | * @param string Optional filter for mailbox listing |
| | | * @return array List of mailboxes/folders |
| | | * @access public |
| | | */ |
| | | function list_mailboxes($root='', $filter='*') |
| | | { |
| | | $a_out = array(); |
| | |
| | | return $a_out; |
| | | } |
| | | |
| | | // private method for mailbox listing |
| | | |
| | | /** |
| | | * Private method for mailbox listing |
| | | * |
| | | * @return array List of mailboxes/folders |
| | | * @access private |
| | | * @see rcube_imap::list_mailboxes |
| | | */ |
| | | function _list_mailboxes($root='', $filter='*') |
| | | { |
| | | $a_defaults = $a_out = array(); |
| | |
| | | } |
| | | |
| | | |
| | | // get message count for a specific mailbox; acceptes modes are: ALL, UNSEEN |
| | | /** |
| | | * Get message count for a specific mailbox |
| | | * |
| | | * @param string Mailbox/folder name |
| | | * @param string Mode for count [ALL|UNSEEN|RECENT] |
| | | * @param boolean Force reading from server and update cache |
| | | * @return number Number of messages |
| | | * @access public |
| | | */ |
| | | function messagecount($mbox='', $mode='ALL', $force=FALSE) |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | return $this->_messagecount($mailbox, $mode, $force); |
| | | } |
| | | |
| | | // private method for getting nr of mesages |
| | | |
| | | /** |
| | | * Private method for getting nr of messages |
| | | * |
| | | * @access private |
| | | * @see rcube_imap::messagecount |
| | | */ |
| | | function _messagecount($mailbox='', $mode='ALL', $force=FALSE) |
| | | { |
| | | $a_mailbox_cache = FALSE; |
| | | $mode = strtoupper($mode); |
| | | |
| | | if (!$mailbox) |
| | | if (empty($mailbox)) |
| | | $mailbox = $this->mailbox; |
| | | |
| | | $a_mailbox_cache = $this->get_cache('messagecount'); |
| | | |
| | | // return cached value |
| | | if (!$force && is_array($a_mailbox_cache[$mailbox]) && isset($a_mailbox_cache[$mailbox][$mode])) |
| | | return $a_mailbox_cache[$mailbox][$mode]; |
| | | return $a_mailbox_cache[$mailbox][$mode]; |
| | | |
| | | // get message count and store in cache |
| | | if ($mode == 'UNSEEN') |
| | | $count = iil_C_CountUnseen($this->conn, $mailbox); |
| | | // RECENT count is fetched abit different |
| | | if ($mode == 'RECENT') |
| | | $count = iil_C_CheckForRecent($this->conn, $mailbox); |
| | | |
| | | // use SEARCH for message counting |
| | | else if ($this->skip_deleted) |
| | | { |
| | | $search_str = "ALL UNDELETED"; |
| | | |
| | | // get message count and store in cache |
| | | if ($mode == 'UNSEEN') |
| | | $search_str .= " UNSEEN"; |
| | | |
| | | // get message count using SEARCH |
| | | // not very performant but more precise (using UNDELETED) |
| | | $count = 0; |
| | | $index = $this->_search_index($mailbox, $search_str); |
| | | if (is_array($index)) |
| | | { |
| | | $str = implode(",", $index); |
| | | if (!empty($str)) |
| | | $count = count($index); |
| | | } |
| | | } |
| | | else |
| | | $count = iil_C_CountMessages($this->conn, $mailbox); |
| | | { |
| | | if ($mode == 'UNSEEN') |
| | | $count = iil_C_CountUnseen($this->conn, $mailbox); |
| | | else |
| | | $count = iil_C_CountMessages($this->conn, $mailbox); |
| | | } |
| | | |
| | | if (is_array($a_mailbox_cache[$mailbox])) |
| | | $a_mailbox_cache[$mailbox] = array(); |
| | | |
| | | $a_mailbox_cache[$mailbox][$mode] = (int)$count; |
| | | |
| | | |
| | | // write back to cache |
| | | $this->update_cache('messagecount', $a_mailbox_cache); |
| | | |
| | |
| | | } |
| | | |
| | | |
| | | // public method for listing headers |
| | | // convert mailbox name with root dir first |
| | | function list_headers($mbox='', $page=NULL, $sort_field='date', $sort_order='DESC') |
| | | /** |
| | | * Public method for listing headers |
| | | * convert mailbox name with root dir first |
| | | * |
| | | * @param string Mailbox/folder name |
| | | * @param number Current page to list |
| | | * @param string Header field to sort by |
| | | * @param string Sort order [ASC|DESC] |
| | | * @return array Indexed array with message header objects |
| | | * @access public |
| | | */ |
| | | function list_headers($mbox='', $page=NULL, $sort_field=NULL, $sort_order=NULL) |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | return $this->_list_headers($mailbox, $page, $sort_field, $sort_order); |
| | | } |
| | | |
| | | |
| | | // private method for listing message header |
| | | // by DrSlump <drslump@drslump.biz> |
| | | function __list_headers($mailbox='', $page=NULL, $sort_field='date', $sort_order='DESC') |
| | | /** |
| | | * Private method for listing message header |
| | | * |
| | | * @access private |
| | | * @see rcube_imap::list_headers |
| | | */ |
| | | function _list_headers($mailbox='', $page=NULL, $sort_field=NULL, $sort_order=NULL, $recursive=FALSE) |
| | | { |
| | | $a_out = array(); |
| | | $cached_count = 0; |
| | | |
| | | if (!strlen($mailbox)) |
| | | return $a_out; |
| | | |
| | | $mbox_count = $this->_messagecount($mailbox /*, 'ALL', TRUE*/); |
| | | |
| | | $revalidate = false; |
| | | if ($mbox_count) |
| | | { |
| | | // get cached headers |
| | | $a_out = $this->get_cache($mailbox.'.msg'); |
| | | $a_out = is_array($a_out) ? $a_out : array(); // make sure we get an array |
| | | |
| | | $cached_count = count($a_out); |
| | | $a_new = array(); |
| | | $revalidate = true; // revalidate by default |
| | | |
| | | // if the cache count is greater then there have been changes for sure |
| | | if ($cached_count <= $mbox_count) |
| | | { |
| | | $from = $cached_count?$cached_count:1; |
| | | |
| | | //get new headers (at least one is returned) |
| | | $a_temp = iil_C_FetchHeaders($this->conn, $mailbox, $from . ':' . $mbox_count); |
| | | $duplicated = $cached_count?true:false; |
| | | |
| | | foreach ($a_temp as $hdr) |
| | | { |
| | | //skip the first one if duplicated |
| | | if ($duplicated) |
| | | { |
| | | //check for changes using the UID |
| | | $lastCacheHdr = end($a_out); |
| | | if ($hdr->uid === $lastCacheHdr->uid) |
| | | $revalidate = false; |
| | | |
| | | $duplicated = false; |
| | | continue; |
| | | } |
| | | |
| | | //skip deleted ones |
| | | if (! $hdr->deleted) |
| | | $a_new[ $hdr->uid ] = $hdr; |
| | | } |
| | | } |
| | | |
| | | //revalidate cache if needed |
| | | $to = $mbox_count - count($a_new); |
| | | if ($revalidate && $to !== 0) //we'll need to reindex the array so we have to make a copy |
| | | { |
| | | $a_dirty = $a_out; |
| | | $a_out = array(); |
| | | $a_buffers = array(); |
| | | |
| | | //fetch chunks of 20 headers |
| | | $step = 20; |
| | | $found = false; |
| | | |
| | | //fetch headers in blocks starting from new to old |
| | | do { |
| | | $from = $to-$step; |
| | | if ($from < 1) $from = 1; |
| | | |
| | | //store the block in a temporal buffer |
| | | $a_buffers[$from] = iil_C_FetchHeaders($this->conn, $mailbox, $from . ':' . $to); |
| | | |
| | | //compare the fetched headers with the ones in the cache |
| | | $idx = 0; |
| | | foreach ($a_buffers[$from] as $k=>$hdr) |
| | | { |
| | | //if it's different the comparison ends |
| | | if (!isset($a_dirty[$hdr->uid]) || $a_dirty[$hdr->uid]->id !== $hdr->id) |
| | | break; |
| | | |
| | | //if we arrive here then we know that the older messages in cache are ok |
| | | $found = $hdr->id; |
| | | $idx++; |
| | | } |
| | | |
| | | //remove from the buffer the headers which are already cached |
| | | if ($found) |
| | | $a_buffers[$from] = array_splice($a_buffers[$from], 0, $idx ); |
| | | |
| | | $to = $from-1; |
| | | } |
| | | while ($found===false && $from > 1); |
| | | |
| | | //just keep the headers we are certain that didn't change in the cache |
| | | if ($found !== false) |
| | | { |
| | | foreach ($a_dirty as $hdr) |
| | | { |
| | | if ($hdr->id > $found) break; |
| | | $a_out[$hdr->uid] = $hdr; |
| | | } |
| | | } |
| | | |
| | | //we builded the block buffers from new to older, we process them in reverse order |
| | | ksort($a_buffers, SORT_NUMERIC); |
| | | foreach ($a_buffers as $a_buff) |
| | | { |
| | | foreach ($a_buff as $hdr) |
| | | { |
| | | if (! $hdr->deleted) |
| | | $a_out[$hdr->uid] = $hdr; |
| | | } |
| | | } |
| | | } |
| | | |
| | | //array_merge() would reindex the keys, so we use this 'hack' |
| | | $a_out += $a_new; |
| | | } |
| | | |
| | | //write headers list to cache if needed |
| | | if ($revalidate || count($a_out)!=$cached_count) { |
| | | $this->update_cache($mailbox.'.msg', $a_out); |
| | | } |
| | | |
| | | //sort headers by a specific col |
| | | $a_out = iil_SortHeaders( $a_out, $sort_field, $sort_order ); |
| | | |
| | | // return complete list of messages |
| | | if (strtolower($page)=='all') |
| | | return $a_out; |
| | | |
| | | $start_msg = ($this->list_page-1) * $this->page_size; |
| | | return array_slice($a_out, $start_msg, $this->page_size); |
| | | } |
| | | |
| | | |
| | | // old function; replaced 2005/10/18 |
| | | // private method for listing message header |
| | | function _list_headers($mailbox='', $page=NULL, $sort_field='date', $sort_order='DESC') |
| | | { |
| | | $max = $this->_messagecount($mailbox); |
| | | |
| | | if (!strlen($mailbox)) |
| | | return array(); |
| | | |
| | | if ($sort_field!=NULL) |
| | | $this->sort_field = $sort_field; |
| | | if ($sort_order!=NULL) |
| | | $this->sort_order = strtoupper($sort_order); |
| | | |
| | | // get cached headers |
| | | $a_msg_headers = $this->get_cache($mailbox.'.msg'); |
| | | |
| | | // retrieve headers from IMAP |
| | | if (!is_array($a_msg_headers) || sizeof($a_msg_headers) != $max) |
| | | $max = $this->_messagecount($mailbox); |
| | | $start_msg = ($this->list_page-1) * $this->page_size; |
| | | |
| | | if ($page=='all') |
| | | { |
| | | $a_header_index = iil_C_FetchHeaders($this->conn, $mailbox, "1:$max"); |
| | | $a_msg_headers = array(); |
| | | |
| | | if (!empty($a_header_index)) |
| | | foreach ($a_header_index as $i => $headers) |
| | | if (!$headers->deleted) |
| | | $a_msg_headers[$headers->uid] = $headers; |
| | | $begin = 0; |
| | | $end = $max; |
| | | } |
| | | else if ($this->sort_order=='DESC') |
| | | { |
| | | $begin = $max - $this->page_size - $start_msg; |
| | | $end = $max - $start_msg; |
| | | } |
| | | else |
| | | $headers_cached = TRUE; |
| | | { |
| | | $begin = $start_msg; |
| | | $end = $start_msg + $this->page_size; |
| | | } |
| | | |
| | | if (!is_array($a_msg_headers)) |
| | | if ($begin < 0) $begin = 0; |
| | | if ($end < 0) $end = $max; |
| | | if ($end > $max) $end = $max; |
| | | |
| | | //console("fetch headers $start_msg to ".($start_msg+$this->page_size)." (msg $begin to $end)"); |
| | | |
| | | $headers_sorted = FALSE; |
| | | $cache_key = $mailbox.'.msg'; |
| | | $cache_status = $this->check_cache_status($mailbox, $cache_key); |
| | | |
| | | //console("Cache status = $cache_status"); |
| | | |
| | | // cache is OK, we can get all messages from local cache |
| | | if ($cache_status>0) |
| | | { |
| | | $a_msg_headers = $this->get_message_cache($cache_key, $start_msg, $start_msg+$this->page_size, $this->sort_field, $this->sort_order); |
| | | $headers_sorted = TRUE; |
| | | } |
| | | else |
| | | { |
| | | // retrieve headers from IMAP |
| | | if ($this->get_capability('sort') && ($msg_index = iil_C_Sort($this->conn, $mailbox, $this->sort_field, $this->skip_deleted ? 'UNDELETED' : ''))) |
| | | { |
| | | //console("$mailbox: ".join(',', $msg_index)); |
| | | |
| | | $msgs = $msg_index[$begin]; |
| | | for ($i=$begin+1; $i < $end; $i++) |
| | | { |
| | | //if ($this->sort_order == 'DESC') |
| | | // $msgs = $msg_index[$i].','.$msgs; |
| | | //else |
| | | $msgs = $msgs.','.$msg_index[$i]; |
| | | } |
| | | |
| | | $sorted = TRUE; |
| | | } |
| | | else |
| | | { |
| | | $msgs = sprintf("%d:%d", $begin+1, $end); |
| | | $sorted = FALSE; |
| | | } |
| | | |
| | | |
| | | // cache is dirty, sync it |
| | | if ($this->caching_enabled && $cache_status==-1 && !$recursive) |
| | | { |
| | | $this->sync_header_index($mailbox); |
| | | return $this->_list_headers($mailbox, $page, $this->sort_field, $this->sort_order, TRUE); |
| | | } |
| | | |
| | | |
| | | // fetch reuested headers from server |
| | | $a_header_index = iil_C_FetchHeaders($this->conn, $mailbox, $msgs); |
| | | $a_msg_headers = array(); |
| | | $deleted_count = $this->_fetch_headers($mailbox, $msgs, $a_msg_headers, $cache_key); |
| | | |
| | | // delete cached messages with a higher index than $max |
| | | $this->clear_message_cache($cache_key, $max); |
| | | |
| | | |
| | | // kick child process to sync cache |
| | | // ... |
| | | |
| | | } |
| | | |
| | | |
| | | // return empty array if no messages found |
| | | if (!is_array($a_msg_headers) || empty($a_msg_headers)) |
| | | return array(); |
| | | |
| | | // sort headers by a specific col |
| | | $a_headers = iil_SortHeaders($a_msg_headers, $sort_field, $sort_order); |
| | | |
| | | // free memory |
| | | unset($a_msg_headers); |
| | | |
| | | // write headers list to cache |
| | | if (!$headers_cached) |
| | | $this->update_cache($mailbox.'.msg', $a_headers); |
| | | |
| | | if (empty($a_headers)) |
| | | return array(); |
| | | |
| | | // return complete list of messages |
| | | if (strtolower($page)=='all') |
| | | return $a_headers; |
| | | |
| | | $start_msg = ($this->list_page-1) * $this->page_size; |
| | | return array_slice($a_headers, $start_msg, $this->page_size); |
| | | // if not already sorted |
| | | if (!$headers_sorted) |
| | | $a_msg_headers = iil_SortHeaders($a_msg_headers, $this->sort_field, $this->sort_order); |
| | | |
| | | return array_values($a_msg_headers); |
| | | } |
| | | |
| | | |
| | | |
| | | /** |
| | | * Fetches message headers |
| | | * Used for loop |
| | | * |
| | | * @param string Mailbox name |
| | | * @param string Message indey to fetch |
| | | * @param array Reference to message headers array |
| | | * @param array Array with cache index |
| | | * @return number Number of deleted messages |
| | | * @access private |
| | | */ |
| | | function _fetch_headers($mailbox, $msgs, &$a_msg_headers, $cache_key) |
| | | { |
| | | // cache is incomplete |
| | | $cache_index = $this->get_message_cache_index($cache_key); |
| | | |
| | | // fetch reuested headers from server |
| | | $a_header_index = iil_C_FetchHeaders($this->conn, $mailbox, $msgs); |
| | | $deleted_count = 0; |
| | | |
| | | if (!empty($a_header_index)) |
| | | { |
| | | foreach ($a_header_index as $i => $headers) |
| | | { |
| | | if ($headers->deleted && $this->skip_deleted) |
| | | { |
| | | // delete from cache |
| | | if ($cache_index[$headers->id] && $cache_index[$headers->id] == $headers->uid) |
| | | $this->remove_message_cache($cache_key, $headers->id); |
| | | |
| | | $deleted_count++; |
| | | continue; |
| | | } |
| | | |
| | | // add message to cache |
| | | if ($this->caching_enabled && $cache_index[$headers->id] != $headers->uid) |
| | | $this->add_message_cache($cache_key, $headers->id, $headers); |
| | | |
| | | $a_msg_headers[$headers->uid] = $headers; |
| | | } |
| | | } |
| | | |
| | | return $deleted_count; |
| | | } |
| | | |
| | | |
| | | |
| | | // return sorted array of message UIDs |
| | | function message_index($mbox='', $sort_field='date', $sort_order='DESC') |
| | | function message_index($mbox='', $sort_field=NULL, $sort_order=NULL) |
| | | { |
| | | if ($sort_field!=NULL) |
| | | $this->sort_field = $sort_field; |
| | | if ($sort_order!=NULL) |
| | | $this->sort_order = strtoupper($sort_order); |
| | | |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | $a_out = array(); |
| | | $key = "$mbox:".$this->sort_field.":".$this->sort_order.".msgi"; |
| | | |
| | | // get array of message headers |
| | | $a_headers = $this->_list_headers($mailbox, 'all', $sort_field, $sort_order); |
| | | // have stored it in RAM |
| | | if (isset($this->cache[$key])) |
| | | return $this->cache[$key]; |
| | | |
| | | if (is_array($a_headers)) |
| | | foreach ($a_headers as $header) |
| | | $a_out[] = $header->uid; |
| | | // check local cache |
| | | $cache_key = $mailbox.'.msg'; |
| | | $cache_status = $this->check_cache_status($mailbox, $cache_key); |
| | | |
| | | return $a_out; |
| | | // cache is OK |
| | | if ($cache_status>0) |
| | | { |
| | | $a_index = $this->get_message_cache_index($cache_key, TRUE, $this->sort_field, $this->sort_order); |
| | | return array_values($a_index); |
| | | } |
| | | |
| | | |
| | | // fetch complete message index |
| | | $msg_count = $this->_messagecount($mailbox); |
| | | if ($this->get_capability('sort') && ($a_index = iil_C_Sort($this->conn, $mailbox, $this->sort_field))) |
| | | { |
| | | $a_uids = iil_C_FetchUIDs($this->conn, $mailbox); |
| | | |
| | | if ($this->sort_order == 'DESC') |
| | | $a_index = array_reverse($a_index); |
| | | |
| | | $i = 0; |
| | | $this->cache[$key] = array(); |
| | | foreach ($a_index as $index => $value) |
| | | $this->cache[$key][$i++] = $a_uids[$value]; |
| | | } |
| | | else |
| | | { |
| | | $a_index = iil_C_FetchHeaderIndex($this->conn, $mailbox, "1:$msg_count", $this->sort_field); |
| | | $a_uids = iil_C_FetchUIDs($this->conn, $mailbox); |
| | | |
| | | if ($this->sort_order=="ASC") |
| | | asort($a_index); |
| | | else if ($this->sort_order=="DESC") |
| | | arsort($a_index); |
| | | |
| | | $i = 0; |
| | | $this->cache[$key] = array(); |
| | | foreach ($a_index as $index => $value) |
| | | $this->cache[$key][$i++] = $a_uids[$index]; |
| | | } |
| | | |
| | | return $this->cache[$key]; |
| | | } |
| | | |
| | | |
| | | function sync_header_index($mbox=NULL) |
| | | function sync_header_index($mailbox) |
| | | { |
| | | |
| | | $cache_key = $mailbox.'.msg'; |
| | | $cache_index = $this->get_message_cache_index($cache_key); |
| | | $msg_count = $this->_messagecount($mailbox); |
| | | |
| | | // fetch complete message index |
| | | $a_message_index = iil_C_FetchHeaderIndex($this->conn, $mailbox, "1:$msg_count", 'UID'); |
| | | |
| | | foreach ($a_message_index as $id => $uid) |
| | | { |
| | | // message in cache at correct position |
| | | if ($cache_index[$id] == $uid) |
| | | { |
| | | // console("$id / $uid: OK"); |
| | | unset($cache_index[$id]); |
| | | continue; |
| | | } |
| | | |
| | | // message in cache but in wrong position |
| | | if (in_array((string)$uid, $cache_index, TRUE)) |
| | | { |
| | | // console("$id / $uid: Moved"); |
| | | unset($cache_index[$id]); |
| | | } |
| | | |
| | | // other message at this position |
| | | if (isset($cache_index[$id])) |
| | | { |
| | | // console("$id / $uid: Delete"); |
| | | $this->remove_message_cache($cache_key, $id); |
| | | unset($cache_index[$id]); |
| | | } |
| | | |
| | | |
| | | // console("$id / $uid: Add"); |
| | | |
| | | // fetch complete headers and add to cache |
| | | $headers = iil_C_FetchHeader($this->conn, $mailbox, $id); |
| | | $this->add_message_cache($cache_key, $headers->id, $headers); |
| | | } |
| | | |
| | | // those ids that are still in cache_index have been deleted |
| | | if (!empty($cache_index)) |
| | | { |
| | | foreach ($cache_index as $id => $uid) |
| | | $this->remove_message_cache($cache_key, $id); |
| | | } |
| | | } |
| | | |
| | | |
| | | function search($mbox='', $criteria='ALL') |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | return $this->_search_index($mailbox, $criteria); |
| | | } |
| | | |
| | | |
| | | function _search_index($mailbox, $criteria='ALL') |
| | | { |
| | | $a_messages = iil_C_Search($this->conn, $mailbox, $criteria); |
| | | return $a_messages; |
| | | } |
| | | |
| | | |
| | | function get_headers($uid, $mbox=NULL) |
| | | function get_headers($id, $mbox=NULL, $is_uid=TRUE) |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | |
| | | // get cached headers |
| | | $a_msg_headers = $this->get_cache($mailbox.'.msg'); |
| | | |
| | | // return cached header |
| | | if ($a_msg_headers[$uid]) |
| | | return $a_msg_headers[$uid]; |
| | | |
| | | $msg_id = $this->_uid2id($uid); |
| | | $header = iil_C_FetchHeader($this->conn, $mailbox, $msg_id); |
| | | // get cached headers |
| | | if ($headers = $this->get_cached_message($mailbox.'.msg', $uid)) |
| | | return $headers; |
| | | |
| | | $msg_id = $is_uid ? $this->_uid2id($id) : $id; |
| | | $headers = iil_C_FetchHeader($this->conn, $mailbox, $msg_id); |
| | | |
| | | // write headers cache |
| | | $a_msg_headers[$uid] = $header; |
| | | $this->update_cache($mailbox.'.msg', $a_msg_headers); |
| | | if ($headers) |
| | | $this->add_message_cache($mailbox.'.msg', $msg_id, $headers); |
| | | |
| | | return $header; |
| | | return $headers; |
| | | } |
| | | |
| | | |
| | |
| | | $uids = array($uids); |
| | | |
| | | foreach ($uids as $uid) |
| | | $msg_ids[] = $this->_uid2id($uid); |
| | | $msg_ids[$uid] = $this->_uid2id($uid); |
| | | |
| | | if ($flag=='UNSEEN') |
| | | $result = iil_C_Unseen($this->conn, $this->mailbox, join(',', $msg_ids)); |
| | | $result = iil_C_Unseen($this->conn, $this->mailbox, join(',', array_values($msg_ids))); |
| | | else |
| | | $result = iil_C_Flag($this->conn, $this->mailbox, join(',', $msg_ids), $flag); |
| | | $result = iil_C_Flag($this->conn, $this->mailbox, join(',', array_values($msg_ids)), $flag); |
| | | |
| | | // reload message headers if cached |
| | | $cache_key = $this->mailbox.'.msg'; |
| | | if ($this->caching_enabled && $result && ($a_cached_headers = $this->get_cache($cache_key))) |
| | | if ($this->caching_enabled) |
| | | { |
| | | // close and re-open connection |
| | | $this->reconnect(); |
| | | |
| | | foreach ($uids as $uid) |
| | | foreach ($msg_ids as $uid => $id) |
| | | { |
| | | if (isset($a_cached_headers[$uid])) |
| | | if ($cached_headers = $this->get_cached_message($cache_key, $uid)) |
| | | { |
| | | unset($this->cache[$cache_key][$uid]); |
| | | $this->get_headers($uid); |
| | | $this->remove_message_cache($cache_key, $id); |
| | | //$this->get_headers($uid); |
| | | } |
| | | } |
| | | |
| | | // close and re-open connection |
| | | // this prevents connection problems with Courier |
| | | $this->reconnect(); |
| | | } |
| | | |
| | | // set nr of messages that were flaged |
| | | $count = sizeof($msg_ids); |
| | | $count = count($msg_ids); |
| | | |
| | | // clear message count cache |
| | | if ($result && $flag=='SEEN') |
| | |
| | | // make shure mailbox exists |
| | | if (in_array($mailbox, $this->_list_mailboxes())) |
| | | $saved = iil_C_Append($this->conn, $mailbox, $message); |
| | | |
| | | |
| | | if ($saved) |
| | | { |
| | | // increase messagecount of the target mailbox |
| | |
| | | // really deleted from the source mailbox |
| | | if ($moved) |
| | | { |
| | | $this->expunge($from_mbox, FALSE); |
| | | $this->clear_cache($to_mbox.'.msg'); |
| | | $this->_expunge($from_mbox, FALSE); |
| | | $this->_clear_messagecount($from_mbox); |
| | | $this->_clear_messagecount($to_mbox); |
| | | } |
| | | |
| | | // update cached message headers |
| | | $cache_key = $from_mbox.'.msg'; |
| | | if ($moved && ($a_cached_headers = $this->get_cache($cache_key))) |
| | | if ($moved && ($a_cache_index = $this->get_message_cache_index($cache_key))) |
| | | { |
| | | $start_index = 100000; |
| | | foreach ($a_uids as $uid) |
| | | unset($a_cached_headers[$uid]); |
| | | { |
| | | $index = array_search($uid, $a_cache_index); |
| | | $start_index = min($index, $start_index); |
| | | } |
| | | |
| | | $this->update_cache($cache_key, $a_cached_headers); |
| | | // clear cache from the lowest index on |
| | | $this->clear_message_cache($cache_key, $start_index); |
| | | } |
| | | |
| | | return $moved; |
| | |
| | | // really deleted from the mailbox |
| | | if ($deleted) |
| | | { |
| | | $this->expunge($mailbox, FALSE); |
| | | $this->_expunge($mailbox, FALSE); |
| | | $this->_clear_messagecount($mailbox); |
| | | } |
| | | |
| | | // remove deleted messages from cache |
| | | if ($deleted && ($a_cached_headers = $this->get_cache($mailbox.'.msg'))) |
| | | $cache_key = $mailbox.'.msg'; |
| | | if ($deleted && ($a_cache_index = $this->get_message_cache_index($cache_key))) |
| | | { |
| | | $start_index = 100000; |
| | | foreach ($a_uids as $uid) |
| | | unset($a_cached_headers[$uid]); |
| | | { |
| | | $index = array_search($uid, $a_cache_index); |
| | | $start_index = min($index, $start_index); |
| | | } |
| | | |
| | | $this->update_cache($mailbox.'.msg', $a_cached_headers); |
| | | // clear cache from the lowest index on |
| | | $this->clear_message_cache($cache_key, $start_index); |
| | | } |
| | | |
| | | return $deleted; |
| | |
| | | |
| | | |
| | | // clear all messages in a specific mailbox |
| | | function clear_mailbox($mbox) |
| | | function clear_mailbox($mbox=NULL) |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | $mailbox = !empty($mbox) ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | $msg_count = $this->_messagecount($mailbox, 'ALL'); |
| | | |
| | | if ($msg_count>0) |
| | | { |
| | | $this->clear_message_cache($mailbox.'.msg'); |
| | | return iil_C_ClearFolder($this->conn, $mailbox); |
| | | } |
| | | else |
| | | return 0; |
| | | } |
| | |
| | | function expunge($mbox='', $clear_cache=TRUE) |
| | | { |
| | | $mailbox = $mbox ? $this->_mod_mailbox($mbox) : $this->mailbox; |
| | | |
| | | return $this->_expunge($mailbox, $clear_cache); |
| | | } |
| | | |
| | | |
| | | // send IMAP expunge command and clear cache |
| | | function _expunge($mailbox, $clear_cache=TRUE) |
| | | { |
| | | $result = iil_C_Expunge($this->conn, $mailbox); |
| | | |
| | | if ($result>=0 && $clear_cache) |
| | | { |
| | | $this->clear_cache($mailbox.'.msg'); |
| | | //$this->clear_message_cache($mailbox.'.msg'); |
| | | $this->_clear_messagecount($mailbox); |
| | | } |
| | | |
| | | return $result; |
| | | } |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | |
| | | function create_mailbox($name, $subscribe=FALSE) |
| | | { |
| | | $result = FALSE; |
| | | |
| | | // replace backslashes |
| | | $name = preg_replace('/[\\\]+/', '-', $name); |
| | | |
| | | $name_enc = UTF7EncodeString($name); |
| | | |
| | | // reduce mailbox name to 100 chars |
| | | $name_enc = substr($name_enc, 0, 100); |
| | | |
| | | $abs_name = $this->_mod_mailbox($name_enc); |
| | | $a_mailbox_cache = $this->get_cache('mailboxes'); |
| | | |
| | | //if (strlen($this->root_ns)) |
| | | // $abs_name = $this->root_ns.$abs_name; |
| | | |
| | | |
| | | if (strlen($abs_name) && (!is_array($a_mailbox_cache) || !in_array($abs_name, $a_mailbox_cache))) |
| | | $result = iil_C_CreateFolder($this->conn, $abs_name); |
| | | |
| | |
| | | |
| | | // clear mailboxlist cache |
| | | if ($deleted) |
| | | { |
| | | $this->clear_message_cache($mailbox.'.msg'); |
| | | $this->clear_cache('mailboxes'); |
| | | } |
| | | |
| | | return $updated; |
| | | return $deleted; |
| | | } |
| | | |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | | * internal caching functions |
| | | * internal caching methods |
| | | * --------------------------------*/ |
| | | |
| | | |
| | | function set_caching($set) |
| | | { |
| | | if ($set && function_exists('rcube_read_cache')) |
| | | if ($set && is_object($this->db)) |
| | | $this->caching_enabled = TRUE; |
| | | else |
| | | $this->caching_enabled = FALSE; |
| | | } |
| | | |
| | | |
| | | function get_cache($key) |
| | | { |
| | | // read cache |
| | | if (!isset($this->cache[$key]) && $this->caching_enabled) |
| | | { |
| | | $cache_data = rcube_read_cache('IMAP.'.$key); |
| | | $cache_data = $this->_read_cache_record('IMAP.'.$key); |
| | | $this->cache[$key] = strlen($cache_data) ? unserialize($cache_data) : FALSE; |
| | | } |
| | | |
| | | return $this->cache[$key]; |
| | | return $this->cache[$key]; |
| | | } |
| | | |
| | | |
| | |
| | | foreach ($this->cache as $key => $data) |
| | | { |
| | | if ($this->cache_changes[$key]) |
| | | rcube_write_cache('IMAP.'.$key, serialize($data)); |
| | | $this->_write_cache_record('IMAP.'.$key, serialize($data)); |
| | | } |
| | | } |
| | | } |
| | |
| | | if ($key===NULL) |
| | | { |
| | | foreach ($this->cache as $key => $data) |
| | | rcube_clear_cache('IMAP.'.$key); |
| | | $this->_clear_cache_record('IMAP.'.$key); |
| | | |
| | | $this->cache = array(); |
| | | $this->cache_changed = FALSE; |
| | |
| | | } |
| | | else |
| | | { |
| | | rcube_clear_cache('IMAP.'.$key); |
| | | $this->_clear_cache_record('IMAP.'.$key); |
| | | $this->cache_changes[$key] = FALSE; |
| | | unset($this->cache[$key]); |
| | | } |
| | |
| | | |
| | | |
| | | |
| | | function _read_cache_record($key) |
| | | { |
| | | $cache_data = FALSE; |
| | | |
| | | if ($this->db) |
| | | { |
| | | // get cached data from DB |
| | | $sql_result = $this->db->query( |
| | | "SELECT cache_id, data |
| | | FROM ".get_table_name('cache')." |
| | | WHERE user_id=? |
| | | AND cache_key=?", |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | |
| | | if ($sql_arr = $this->db->fetch_assoc($sql_result)) |
| | | { |
| | | $cache_data = $sql_arr['data']; |
| | | $this->cache_keys[$key] = $sql_arr['cache_id']; |
| | | } |
| | | } |
| | | |
| | | return $cache_data; |
| | | } |
| | | |
| | | |
| | | function _write_cache_record($key, $data) |
| | | { |
| | | if (!$this->db) |
| | | return FALSE; |
| | | |
| | | // check if we already have a cache entry for this key |
| | | if (!isset($this->cache_keys[$key])) |
| | | { |
| | | $sql_result = $this->db->query( |
| | | "SELECT cache_id |
| | | FROM ".get_table_name('cache')." |
| | | WHERE user_id=? |
| | | AND cache_key=?", |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | |
| | | if ($sql_arr = $this->db->fetch_assoc($sql_result)) |
| | | $this->cache_keys[$key] = $sql_arr['cache_id']; |
| | | else |
| | | $this->cache_keys[$key] = FALSE; |
| | | } |
| | | |
| | | // update existing cache record |
| | | if ($this->cache_keys[$key]) |
| | | { |
| | | $this->db->query( |
| | | "UPDATE ".get_table_name('cache')." |
| | | SET created=now(), |
| | | data=? |
| | | WHERE user_id=? |
| | | AND cache_key=?", |
| | | $data, |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | } |
| | | // add new cache record |
| | | else |
| | | { |
| | | $this->db->query( |
| | | "INSERT INTO ".get_table_name('cache')." |
| | | (created, user_id, cache_key, data) |
| | | VALUES (now(), ?, ?, ?)", |
| | | $_SESSION['user_id'], |
| | | $key, |
| | | $data); |
| | | } |
| | | } |
| | | |
| | | |
| | | function _clear_cache_record($key) |
| | | { |
| | | $this->db->query( |
| | | "DELETE FROM ".get_table_name('cache')." |
| | | WHERE user_id=? |
| | | AND cache_key=?", |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | } |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | | * encoding/decoding functions |
| | | * message caching methods |
| | | * --------------------------------*/ |
| | | |
| | | |
| | | // checks if the cache is up-to-date |
| | | // return: -3 = off, -2 = incomplete, -1 = dirty |
| | | function check_cache_status($mailbox, $cache_key) |
| | | { |
| | | if (!$this->caching_enabled) |
| | | return -3; |
| | | |
| | | $cache_index = $this->get_message_cache_index($cache_key, TRUE); |
| | | $msg_count = $this->_messagecount($mailbox); |
| | | $cache_count = count($cache_index); |
| | | |
| | | // console("Cache check: $msg_count !== ".count($cache_index)); |
| | | |
| | | if ($cache_count==$msg_count) |
| | | { |
| | | // get highest index |
| | | $header = iil_C_FetchHeader($this->conn, $mailbox, "$msg_count"); |
| | | $cache_uid = array_pop($cache_index); |
| | | |
| | | // uids of highes message matches -> cache seems OK |
| | | if ($cache_uid == $header->uid) |
| | | return 1; |
| | | |
| | | // cache is dirty |
| | | return -1; |
| | | } |
| | | // if cache count differs less that 10% report as dirty |
| | | else if (abs($msg_count - $cache_count) < $msg_count/10) |
| | | return -1; |
| | | else |
| | | return -2; |
| | | } |
| | | |
| | | |
| | | |
| | | function get_message_cache($key, $from, $to, $sort_field, $sort_order) |
| | | { |
| | | $cache_key = "$key:$from:$to:$sort_field:$sort_order"; |
| | | $db_header_fields = array('idx', 'uid', 'subject', 'from', 'to', 'cc', 'date', 'size'); |
| | | |
| | | if (!in_array($sort_field, $db_header_fields)) |
| | | $sort_field = 'idx'; |
| | | |
| | | if ($this->caching_enabled && !isset($this->cache[$cache_key])) |
| | | { |
| | | $this->cache[$cache_key] = array(); |
| | | $sql_result = $this->db->limitquery( |
| | | "SELECT idx, uid, headers |
| | | FROM ".get_table_name('messages')." |
| | | WHERE user_id=? |
| | | AND cache_key=? |
| | | ORDER BY ".$this->db->quoteIdentifier($sort_field)." ". |
| | | strtoupper($sort_order), |
| | | $from, |
| | | $to-$from, |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | |
| | | while ($sql_arr = $this->db->fetch_assoc($sql_result)) |
| | | { |
| | | $uid = $sql_arr['uid']; |
| | | $this->cache[$cache_key][$uid] = unserialize($sql_arr['headers']); |
| | | } |
| | | } |
| | | |
| | | return $this->cache[$cache_key]; |
| | | } |
| | | |
| | | |
| | | function get_cached_message($key, $uid, $body=FALSE) |
| | | { |
| | | if (!$this->caching_enabled) |
| | | return FALSE; |
| | | |
| | | $internal_key = '__single_msg'; |
| | | if ($this->caching_enabled && (!isset($this->cache[$internal_key][$uid]) || $body)) |
| | | { |
| | | $sql_select = "idx, uid, headers"; |
| | | if ($body) |
| | | $sql_select .= ", body"; |
| | | |
| | | $sql_result = $this->db->query( |
| | | "SELECT $sql_select |
| | | FROM ".get_table_name('messages')." |
| | | WHERE user_id=? |
| | | AND cache_key=? |
| | | AND uid=?", |
| | | $_SESSION['user_id'], |
| | | $key, |
| | | $uid); |
| | | |
| | | if ($sql_arr = $this->db->fetch_assoc($sql_result)) |
| | | { |
| | | $headers = unserialize($sql_arr['headers']); |
| | | if (is_object($headers) && !empty($sql_arr['body'])) |
| | | $headers->body = $sql_arr['body']; |
| | | |
| | | $this->cache[$internal_key][$uid] = $headers; |
| | | } |
| | | } |
| | | |
| | | return $this->cache[$internal_key][$uid]; |
| | | } |
| | | |
| | | |
| | | function get_message_cache_index($key, $force=FALSE, $sort_col='idx', $sort_order='ASC') |
| | | { |
| | | static $sa_message_index = array(); |
| | | |
| | | if (!empty($sa_message_index[$key]) && !$force) |
| | | return $sa_message_index[$key]; |
| | | |
| | | $sa_message_index[$key] = array(); |
| | | $sql_result = $this->db->query( |
| | | "SELECT idx, uid |
| | | FROM ".get_table_name('messages')." |
| | | WHERE user_id=? |
| | | AND cache_key=? |
| | | ORDER BY ".$this->db->quote_identifier($sort_col)." ".$sort_order, |
| | | $_SESSION['user_id'], |
| | | $key); |
| | | |
| | | while ($sql_arr = $this->db->fetch_assoc($sql_result)) |
| | | $sa_message_index[$key][$sql_arr['idx']] = $sql_arr['uid']; |
| | | |
| | | return $sa_message_index[$key]; |
| | | } |
| | | |
| | | |
| | | function add_message_cache($key, $index, $headers) |
| | | { |
| | | if (!is_object($headers) || empty($headers->uid)) |
| | | return; |
| | | |
| | | $this->db->query( |
| | | "INSERT INTO ".get_table_name('messages')." |
| | | (user_id, del, cache_key, created, idx, uid, subject, ".$this->db->quoteIdentifier('from').", ".$this->db->quoteIdentifier('to').", cc, date, size, headers) |
| | | VALUES (?, 0, ?, now(), ?, ?, ?, ?, ?, ?, ".$this->db->fromunixtime($headers->timestamp).", ?, ?)", |
| | | $_SESSION['user_id'], |
| | | $key, |
| | | $index, |
| | | $headers->uid, |
| | | substr($this->decode_header((string)$headers->subject, TRUE), 0, 128), |
| | | substr($this->decode_header((string)$headers->from, TRUE), 0, 128), |
| | | substr($this->decode_header((string)$headers->to, TRUE), 0, 128), |
| | | substr($this->decode_header((string)$headers->cc, TRUE), 0, 128), |
| | | (int)$headers->size, |
| | | serialize($headers)); |
| | | } |
| | | |
| | | |
| | | function remove_message_cache($key, $index) |
| | | { |
| | | $this->db->query( |
| | | "DELETE FROM ".get_table_name('messages')." |
| | | WHERE user_id=? |
| | | AND cache_key=? |
| | | AND idx=?", |
| | | $_SESSION['user_id'], |
| | | $key, |
| | | $index); |
| | | } |
| | | |
| | | |
| | | function clear_message_cache($key, $start_index=1) |
| | | { |
| | | $this->db->query( |
| | | "DELETE FROM ".get_table_name('messages')." |
| | | WHERE user_id=? |
| | | AND cache_key=? |
| | | AND idx>=?", |
| | | $_SESSION['user_id'], |
| | | $key, |
| | | $start_index); |
| | | } |
| | | |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | | * encoding/decoding methods |
| | | * --------------------------------*/ |
| | | |
| | | |
| | |
| | | } |
| | | |
| | | |
| | | function decode_header($input) |
| | | function decode_header($input, $remove_quotes=FALSE) |
| | | { |
| | | $str = $this->decode_mime_string((string)$input); |
| | | if ($str{0}=='"' && $remove_quotes) |
| | | { |
| | | $str = str_replace('"', '', $str); |
| | | } |
| | | |
| | | return $str; |
| | | } |
| | | |
| | | |
| | | function decode_mime_string($input) |
| | | { |
| | | $out = ''; |
| | | |
| | |
| | | $encstr = substr($input, $pos+2, ($end_pos-$pos-2)); |
| | | $rest = substr($input, $end_pos+2); |
| | | |
| | | $out .= $this->decode_mime_string($encstr); |
| | | $out .= $this->decode_header($rest); |
| | | $out .= rcube_imap::_decode_mime_string_part($encstr); |
| | | $out .= rcube_imap::decode_mime_string($rest); |
| | | |
| | | return $out; |
| | | } |
| | |
| | | } |
| | | |
| | | |
| | | function decode_mime_string($str) |
| | | function _decode_mime_string_part($str) |
| | | { |
| | | $a = explode('?', $str); |
| | | $count = count($a); |
| | |
| | | $rest = quoted_printable_decode($rest); |
| | | } |
| | | |
| | | return decode_specialchars($rest, $a[0]); |
| | | return rcube_charset_convert($rest, $a[0]); |
| | | } |
| | | else |
| | | return $str; //we dont' know what to do with this |
| | | return $str; // we dont' know what to do with this |
| | | } |
| | | |
| | | |
| | |
| | | function charset_decode($body, $ctype_param) |
| | | { |
| | | if (is_array($ctype_param) && !empty($ctype_param['charset'])) |
| | | return decode_specialchars($body, $ctype_param['charset']); |
| | | return rcube_charset_convert($body, $ctype_param['charset']); |
| | | |
| | | return $body; |
| | | } |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | |
| | | |
| | | function _mod_mailbox($mbox, $mode='in') |
| | | { |
| | | if (!empty($this->root_ns) && $this->root_ns == $mbox) |
| | | if ((!empty($this->root_ns) && $this->root_ns == $mbox) || ($mbox == 'INBOX' && $mode == 'in')) |
| | | return $mbox; |
| | | |
| | | if (!empty($this->root_dir) && $mode=='in') |
| | | if (!empty($this->root_dir) && $mode=='in') |
| | | $mbox = $this->root_dir.$this->delimiter.$mbox; |
| | | else if (strlen($this->root_dir) && $mode=='out') |
| | | $mbox = substr($mbox, strlen($this->root_dir)+1); |
| | |
| | | $this->uid_id_map[$mbox][$uid] = iil_C_UID2ID($this->conn, $mbox, $uid); |
| | | |
| | | return $this->uid_id_map[$mbox][$uid]; |
| | | } |
| | | |
| | | |
| | | // parse string or array of server capabilities and put them in internal array |
| | | function _parse_capability($caps) |
| | | { |
| | | if (!is_array($caps)) |
| | | $cap_arr = explode(' ', $caps); |
| | | else |
| | | $cap_arr = $caps; |
| | | |
| | | foreach ($cap_arr as $cap) |
| | | { |
| | | if ($cap=='CAPABILITY') |
| | | continue; |
| | | |
| | | if (strpos($cap, '=')>0) |
| | | { |
| | | list($key, $value) = explode('=', $cap); |
| | | if (!is_array($this->capabilities[$key])) |
| | | $this->capabilities[$key] = array(); |
| | | |
| | | $this->capabilities[$key][] = $value; |
| | | } |
| | | else |
| | | $this->capabilities[$cap] = TRUE; |
| | | } |
| | | } |
| | | |
| | | |
| | |
| | | |
| | | // add incremental value to messagecount |
| | | $a_mailbox_cache[$mailbox][$mode] += $increment; |
| | | |
| | | // there's something wrong, delete from cache |
| | | if ($a_mailbox_cache[$mailbox][$mode] < 0) |
| | | unset($a_mailbox_cache[$mailbox][$mode]); |
| | | |
| | | // write back to cache |
| | | $this->update_cache('messagecount', $a_mailbox_cache); |