From ec74645d46b205b83e51c061b2a48af21d898d26 Mon Sep 17 00:00:00 2001 From: alecpl Date: Fri, 6 Mar 2009 20:52:21 +0000 Subject: - Use US-ASCII as failover when Unicode searching fails (#1485762) only US-ASCII is a must-have charset from IMAP's RFC --- program/include/rcube_imap.php | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'program') diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php index 3dbd35d90..dbae4e83a 100644 --- a/program/include/rcube_imap.php +++ b/program/include/rcube_imap.php @@ -955,11 +955,11 @@ class rcube_imap $results = $this->_search_index($mailbox, $str, $charset, $sort_field); - // try search with ISO charset (should be supported by server) + // try search with US-ASCII charset (should be supported by server) // only if UTF-8 search is not supported - if (empty($results) && !is_array($results) && !empty($charset) && $charset!='ISO-8859-1') + if (empty($results) && !is_array($results) && !empty($charset) && $charset!='US-ASCII') { - // convert strings to ISO-8859-1 + // convert strings to US_ASCII if(preg_match_all('/\{([0-9]+)\}\r\n/', $str, $matches, PREG_OFFSET_CAPTURE)) { $last = 0; $res = ''; @@ -967,7 +967,8 @@ class rcube_imap { $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'); + $string = rcube_charset_convert($string, $charset, 'US-ASCII'); + if (!$string) continue; $res .= sprintf("%s{%d}\r\n%s", substr($str, $last, $m[1] - $last - 1), strlen($string), $string); $last = $m[0] + $string_offset - 1; } @@ -977,7 +978,7 @@ class rcube_imap else // strings for conversion not found $res = $str; - $results = $this->search($mbox_name, $res, 'ISO-8859-1', $sort_field); + $results = $this->search($mbox_name, $res, '', $sort_field); } $this->set_search_set($str, $results, $charset, $sort_field); -- cgit v1.2.3