>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 '';
}
function wfSajaxSearch( $term ) {
global $wgContLang, $wgOut;
$limit = 16;
$l = new Linker;
$term = str_replace( ' ', '_', $wgContLang->ucfirst(
$wgContLang->checkTitleEncoding( $wgContLang->recodeInput( js_unescape( $term ) ) )
) );
if ( strlen( str_replace( '_', '', $term ) )<3 )
return;
$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 .= '' . $l->makeKnownLinkObj( $nt ) . "\n";
}
if ( $i > $limit ) {
$more = '' . $l->makeKnownLink( $wgContLang->specialPage( "Allpages" ),
wfMsg('moredotdotdot'),
"namespace=0&from=" . wfUrlEncode ( $term ) ) .
'';
} else {
$more = '';
}
$subtitlemsg = ( Title::newFromText($term) ? 'searchsubtitle' : 'searchsubtitleinvalid' );
$subtitle = $wgOut->parse( wfMsg( $subtitlemsg, wfEscapeWikiText($term) ) ); #FIXME: parser is missing mTitle !
$term = htmlspecialchars( $term );
$html = ''
. ''.wfMsg('search')
. '
'. $subtitle . '
- '
. $l->makeKnownLink( $wgContLang->specialPage( 'Search' ),
wfMsg( 'searchcontaining', $term ),
"search=$term&fulltext=Search" )
. '
- ' . $l->makeKnownLink( $wgContLang->specialPage( 'Search' ),
wfMsg( 'searchnamed', $term ) ,
"search=$term&go=Go" )
. "
" . wfMsg( 'articletitles', $term ) . "
"
. ''.$more;
$response = new AjaxResponse( $html );
$response->setCacheDuration( 30*60 );
return $response;
}
/**
* Called for AJAX watch/unwatch requests.
* @param $pageID Integer ID of the page to be watched/unwatched
* @param $watch String 'w' to watch, 'u' to unwatch
* @return String '' or '' on successful watch or unwatch, respectively, or '' on error (invalid XML in case we want to add HTML sometime)
*/
function wfAjaxWatch($pageID = "", $watch = "") {
if(wfReadOnly())
return ''; // redirect to action=(un)watch, which will display the database lock message
if(('w' !== $watch && 'u' !== $watch) || !is_numeric($pageID))
return '';
$watch = 'w' === $watch;
$pageID = intval($pageID);
$title = Title::newFromID($pageID);
if(!$title)
return '';
$article = new Article($title);
$watching = $title->userIsWatching();
if($watch) {
if(!$watching) {
$dbw =& wfGetDB(DB_MASTER);
$dbw->begin();
$article->doWatch();
$dbw->commit();
}
} else {
if($watching) {
$dbw =& wfGetDB(DB_MASTER);
$dbw->begin();
$article->doUnwatch();
$dbw->commit();
}
}
return $watch ? '' : '';
}
?>