>6)+192).chr(($num&63)+128); if ( $num<65536 ) return chr(($num>>12)+224).chr((($num>>6)&63)+128).chr(($num&63)+128); if ( $num<2097152 ) return chr(($num>>18)+240).chr((($num>>12)&63)+128).chr((($num>>6)&63)+128) .chr(($num&63)+128); return ''; } class AjaxCachePolicy { var $policy; function AjaxCachePolicy( $policy = null ) { $this->policy = $policy; } function setPolicy( $policy ) { $this->policy = $policy; } function writeHeader() { header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); if ( is_null( $this->policy ) ) { // Bust cache in the head header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past // always modified header ("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1 header ("Pragma: no-cache"); // HTTP/1.0 } else { header ("Expires: " . gmdate( "D, d M Y H:i:s", time() + $this->policy ) . " GMT"); header ("Cache-Control: s-max-age={$this->policy},public,max-age={$this->policy}"); } } } function wfSajaxSearch( $term ) { global $wgContLang, $wgUser, $wgRequest, $wgAjaxCachePolicy; $limit = 16; $l = new Linker; $term = str_replace( ' ', '_', $wgContLang->ucfirst( $wgContLang->checkTitleEncoding( $wgContLang->recodeInput( js_unescape( $term ) ) ) ) ); if ( strlen( str_replace( '_', '', $term ) )<3 ) return; $wgAjaxCachePolicy->setPolicy( 30*60 ); $db =& wfGetDB( DB_SLAVE ); $res = $db->select( 'page', 'page_title', array( 'page_namespace' => 0, "page_title LIKE '". $db->strencode( $term) ."%'" ), "wfSajaxSearch", array( 'LIMIT' => $limit+1 ) ); $r = ""; $i=0; while ( ( $row = $db->fetchObject( $res ) ) && ( ++$i <= $limit ) ) { $nt = Title::newFromDBkey( $row->page_title ); $r .= '