| | |
| | | var $msg_headers = array(); |
| | | var $skip_deleted = FALSE; |
| | | var $search_set = NULL; |
| | | var $search_subject = ''; |
| | | var $search_string = ''; |
| | | var $search_charset = ''; |
| | | var $search_sort_field = ''; |
| | |
| | | /** |
| | | * Save a set of message ids for future message listing methods |
| | | * |
| | | * @param array List of IMAP fields to search in |
| | | * @param string Search string |
| | | * @param array List of message ids or NULL if empty |
| | | * @param string IMAP Search query |
| | | * @param array List of message ids or NULL if empty |
| | | * @param string Charset of search string |
| | | * @param string Sorting field |
| | | */ |
| | | function set_search_set($subject, $str=null, $msgs=null, $charset=null, $sort_field=null) |
| | | function set_search_set($str=null, $msgs=null, $charset=null, $sort_field=null) |
| | | { |
| | | if (is_array($subject) && $str == null && $msgs == null) |
| | | list($subject, $str, $msgs, $charset, $sort_field) = $subject; |
| | | if (is_array($str) && $msgs == null) |
| | | list($str, $msgs, $charset, $sort_field) = $str; |
| | | if ($msgs != null && !is_array($msgs)) |
| | | $msgs = split(',', $msgs); |
| | | |
| | | $this->search_subject = $subject; |
| | | $this->search_string = $str; |
| | | $this->search_set = (array)$msgs; |
| | | $this->search_charset = $charset; |
| | |
| | | */ |
| | | function get_search_set() |
| | | { |
| | | return array($this->search_subject, $this->search_string, $this->search_set, $this->search_charset, $this->search_sort_field); |
| | | return array($this->search_string, $this->search_set, $this->search_charset, $this->search_sort_field); |
| | | } |
| | | |
| | | |
| | |
| | | // fetch reuested headers from server |
| | | $a_msg_headers = array(); |
| | | $deleted_count = $this->_fetch_headers($mailbox, $msgs, $a_msg_headers, $cache_key); |
| | | if ($this->sort_order == 'DESC' && $headers_sorted) { |
| | | //since the sort order is not used in the iil_c_sort function we have to do it here |
| | | $a_msg_headers = array_reverse($a_msg_headers); |
| | | } |
| | | |
| | | // delete cached messages with a higher index than $max+1 |
| | | // Changed $max to $max+1 to fix this bug : #1484295 |
| | | $this->clear_message_cache($cache_key, $max + 1); |
| | | |
| | | |
| | | // kick child process to sync cache |
| | | // ... |
| | | |
| | | } |
| | | |
| | | // return empty array if no messages found |
| | |
| | | if ($this->get_capability('sort')) // SORT searching result |
| | | { |
| | | // reset search set if sorting field has been changed |
| | | if ($sort_field && $this->search_sort_field != $sort_field) |
| | | if ($this->sort_field && $this->search_sort_field != $this->sort_field) |
| | | { |
| | | $msgs = $this->search('', $this->search_subject, $this->search_string, $this->search_charset, $sort_field); |
| | | $msgs = $this->search('', $this->search_string, $this->search_charset, $this->sort_field); |
| | | } |
| | | |
| | | // return empty array if no messages found |
| | |
| | | |
| | | return array_values($a_msg_headers); |
| | | } |
| | | else { // SEARCH searching result |
| | | // not sorted, so we must fetch headers for all messages |
| | | // TODO: to minimize big memory consumption on servers without SORT |
| | | // capability, we should fetch only headers used for sorting, and then |
| | | // fetch all headers needed for displaying one page of messages list. |
| | | // Of course it has sense only for big results if count($msgs) > $this->pagesize |
| | | $this->_fetch_headers($mailbox, join(',', $msgs), $a_msg_headers, NULL); |
| | | |
| | | // return empty array if no messages found |
| | | if (!is_array($a_msg_headers) || empty($a_msg_headers)) |
| | | return array(); |
| | | else { // SEARCH searching result, need sorting |
| | | $cnt = count($msgs); |
| | | if ($cnt > 300) { // experimantal best result |
| | | // use memory less expensive (and quick) method for big result set |
| | | $a_index = $this->message_index($mailbox, $this->sort_field, $this->sort_order); |
| | | // get messages uids for one page... |
| | | $msgs = array_slice(array_keys($a_index), $start_msg, min($cnt-$start_msg, $this->page_size)); |
| | | // ...and fetch headers |
| | | $this->_fetch_headers($mailbox, join(',', $msgs), $a_msg_headers, NULL); |
| | | |
| | | // if not already sorted |
| | | $a_msg_headers = iil_SortHeaders($a_msg_headers, $this->sort_field, $this->sort_order); |
| | | // return empty array if no messages found |
| | | if (!is_array($a_msg_headers) || empty($a_msg_headers)) |
| | | return array(); |
| | | |
| | | $sorter = new rcube_header_sorter(); |
| | | $sorter->set_sequence_numbers($msgs); |
| | | $sorter->sort_headers($a_msg_headers); |
| | | |
| | | return array_values($a_msg_headers); |
| | | } |
| | | else { |
| | | // for small result set we can fetch all messages headers |
| | | $this->_fetch_headers($mailbox, join(',', $msgs), $a_msg_headers, NULL); |
| | | |
| | | // return empty array if no messages found |
| | | if (!is_array($a_msg_headers) || empty($a_msg_headers)) |
| | | return array(); |
| | | |
| | | // if not already sorted |
| | | $a_msg_headers = iil_SortHeaders($a_msg_headers, $this->sort_field, $this->sort_order); |
| | | |
| | | // only return the requested part of the set |
| | | return array_slice(array_values($a_msg_headers), $start_msg, min(count($msgs)-$start_msg, $this->page_size)); |
| | | // only return the requested part of the set |
| | | return array_slice(array_values($a_msg_headers), $start_msg, min($cnt-$start_msg, $this->page_size)); |
| | | } |
| | | } |
| | | } |
| | | |
| | |
| | | |
| | | |
| | | /** |
| | | * Return sorted array of message UIDs |
| | | * Return sorted array of message IDs (not UIDs) |
| | | * |
| | | * @param string Mailbox to get index from |
| | | * @param string Sort column |
| | |
| | | if (!isset($this->cache[$key]) && $this->search_string && $mailbox == $this->mailbox) |
| | | { |
| | | $this->cache[$key] = $a_msg_headers = array(); |
| | | $this->_fetch_headers($mailbox, join(',', $this->search_set), $a_msg_headers, NULL); |
| | | |
| | | if ($this->get_capability('sort')) |
| | | { |
| | | if ($this->sort_field && $this->search_sort_field != $this->sort_field) |
| | | $this->search('', $this->search_string, $this->search_charset, $this->sort_field); |
| | | |
| | | foreach (iil_SortHeaders($a_msg_headers, $this->sort_field, $this->sort_order) as $i => $msg) |
| | | $this->cache[$key][] = $msg->uid; |
| | | if ($this->sort_order == 'DESC') |
| | | $this->cache[$key] = array_reverse($this->search_set); |
| | | else |
| | | $this->cache[$key] = $this->search_set; |
| | | } |
| | | else |
| | | { |
| | | $a_index = iil_C_FetchHeaderIndex($this->conn, $mailbox, join(',', $this->search_set), $this->sort_field); |
| | | |
| | | if ($this->sort_order=="ASC") |
| | | asort($a_index); |
| | | else if ($this->sort_order=="DESC") |
| | | arsort($a_index); |
| | | |
| | | $this->cache[$key] = $a_index; |
| | | } |
| | | } |
| | | |
| | | // have stored it in RAM |
| | |
| | | |
| | | // fetch complete message index |
| | | $msg_count = $this->_messagecount($mailbox); |
| | | if ($this->get_capability('sort') && ($a_index = iil_C_Sort($this->conn, $mailbox, $this->sort_field, '', TRUE))) |
| | | if ($this->get_capability('sort') && ($a_index = iil_C_Sort($this->conn, $mailbox, $this->sort_field, ''))) |
| | | { |
| | | if ($this->sort_order == 'DESC') |
| | | $a_index = array_reverse($a_index); |
| | | |
| | | $this->cache[$key] = $a_index; |
| | | |
| | | } |
| | | 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]; |
| | | $this->cache[$key] = $a_index; |
| | | } |
| | | |
| | | return $this->cache[$key]; |
| | |
| | | * Invoke search request to IMAP server |
| | | * |
| | | * @param string mailbox name to search in |
| | | * @param string search criteria (ALL, TO, FROM, SUBJECT, etc) |
| | | * @param string search string |
| | | * @param string search string charset |
| | | * @param string header field to sort by |
| | | * @return array search results as list of message ids |
| | | * @access public |
| | | */ |
| | | function search($mbox_name='', $criteria='ALL', $str=NULL, $charset=NULL, $sort_field=NULL) |
| | | function search($mbox_name='', $str=NULL, $charset=NULL, $sort_field=NULL) |
| | | { |
| | | if (!$str) |
| | | return false; |
| | | |
| | | $mailbox = $mbox_name ? $this->_mod_mailbox($mbox_name) : $this->mailbox; |
| | | $search = ''; |
| | | |
| | | // have an array of criterias => create search string |
| | | if (is_array($criteria) && count($criteria) > 1) |
| | | $search .= 'OR'; |
| | | |
| | | $criteria = (array) $criteria; |
| | | foreach($criteria as $idx => $crit) |
| | | if ($str) |
| | | $search .= sprintf(" (%s {%d}\r\n%s)", $crit, strlen($str), $str); |
| | | else |
| | | $search .= '('. $crit .')'; |
| | | |
| | | $results = $this->_search_index($mailbox, $search, $charset, $sort_field); |
| | | $results = $this->_search_index($mailbox, $str, $charset, $sort_field); |
| | | |
| | | // try search with ISO charset (should be supported by server) |
| | | if (empty($results) && !empty($charset) && $charset!='ISO-8859-1') |
| | | $results = $this->search($mbox_name, $criteria, rcube_charset_convert($str, $charset, 'ISO-8859-1'), 'ISO-8859-1', $sort_field); |
| | | // only if UTF-8 search is not supported |
| | | if (empty($results) && !is_array($results) && !empty($charset) && $charset!='ISO-8859-1') |
| | | { |
| | | // convert strings to ISO-8859-1 |
| | | if(preg_match_all('/\{([0-9]+)\}\r\n/', $str, $matches, PREG_OFFSET_CAPTURE)) |
| | | { |
| | | $last = 0; $res = ''; |
| | | foreach($matches[1] as $m) |
| | | { |
| | | $string_offset = $m[1] + strlen($m[0]) + 4; // {}\r\n |
| | | $string = substr($str, $string_offset - 1, $m[0]); |
| | | $string = rcube_charset_convert($string, $charset, 'ISO-8859-1'); |
| | | $res .= sprintf("%s{%d}\r\n%s", substr($str, $last, $m[1] - $last - 1), strlen($string), $string); |
| | | $last = $m[0] + $string_offset - 1; |
| | | } |
| | | if ($last < strlen($str)) |
| | | $res .= substr($str, $last, strlen($str)-$last); |
| | | } |
| | | else // strings for conversion not found |
| | | $res = $str; |
| | | |
| | | $results = $this->search($mbox_name, $res, 'ISO-8859-1', $sort_field); |
| | | } |
| | | |
| | | $this->set_search_set($criteria, $str, $results, $charset, $sort_field); |
| | | $this->set_search_set($str, $results, $charset, $sort_field); |
| | | |
| | | return $results; |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | |
| | | * @access private |
| | | * @see rcube_imap::search() |
| | | */ |
| | | function _search_index($mailbox, $criteria='ALL', $charset='', $sort_field='') |
| | | function _search_index($mailbox, $criteria='ALL', $charset=NULL, $sort_field=NULL) |
| | | { |
| | | if ($this->get_capability('sort')) |
| | | if ($sort_field && $this->get_capability('sort')) |
| | | { |
| | | $charset = $charset ? $charset : $this->default_charset; |
| | | $a_messages = iil_C_Sort($this->conn, $mailbox, $sort_field, $criteria, FALSE, $charset); |
| | | } |
| | | else |
| | | $a_messages = iil_C_Search($this->conn, $mailbox, ($charset ? "CHARSET $charset " : '') . $criteria); |
| | | |
| | |
| | | */ |
| | | function refresh_search() |
| | | { |
| | | if (!empty($this->search_subject) && !empty($this->search_string)) |
| | | $this->search_set = $this->search('', $this->search_subject, $this->search_string, $this->search_charset, $this->search_sort_field); |
| | | if (!empty($this->search_string)) |
| | | $this->search_set = $this->search('', $this->search_string, $this->search_charset, $this->search_sort_field); |
| | | |
| | | return $this->get_search_set(); |
| | | } |