/**
* Ajax call. This is called by efCategoryTreeAjaxWrapper, which is used to
* load CategoryTreeFunctions.php on demand.
*/
function ajax($category, $mode)
{
global $wgDBname;
$title = self::makeTitle($category);
if (!$title) {
return false;
}
#TODO: error message?
$this->mIsAjaxRequest = true;
# Retrieve page_touched for the category
$dbkey = $title->getDBkey();
$dbr =& wfGetDB(DB_SLAVE);
$touched = $dbr->selectField('page', 'page_touched', array('page_namespace' => NS_CATEGORY, 'page_title' => $dbkey), __METHOD__);
$mckey = "{$wgDBname}:categorytree({$mode}):{$dbkey}";
//FIXME: would need to add depth parameter.
$response = new AjaxResponse();
if ($response->checkLastModified($touched)) {
return $response;
}
if ($response->loadFromMemcached($mckey, $touched)) {
return $response;
}
$html = $this->renderChildren($title, $mode);
//FIXME: would need to pass depth parameter.
if ($html == '') {
$html = ' ';
}
#HACK: Safari doesn't like empty responses.
#see Bug 7219 and http://bugzilla.opendarwin.org/show_bug.cgi?id=10716
$response->addText($html);
$response->storeInMemcached($mckey, 86400);
return $response;
}
/**
* Ajax call. This is called by efCategoryTreeAjaxWrapper, which is used to
* load CategoryTreeFunctions.php on demand.
* @param $category
* @param $depth int
* @return AjaxResponse|bool
*/
function ajax($category, $depth = 1)
{
global $wgLang, $wgContLang, $wgRenderHashAppend;
$title = self::makeTitle($category);
if (!$title) {
return false;
# TODO: error message?
}
# Retrieve page_touched for the category
$dbkey = $title->getDBkey();
$dbr = wfGetDB(DB_SLAVE);
$touched = $dbr->selectField('page', 'page_touched', array('page_namespace' => NS_CATEGORY, 'page_title' => $dbkey), __METHOD__);
$mckey = wfMemcKey("categorytree(" . $this->getOptionsAsCacheKey($depth) . ")", $dbkey, $wgLang->getCode(), $wgContLang->getExtraHashOptions(), $wgRenderHashAppend);
$response = new AjaxResponse();
if ($response->checkLastModified($touched)) {
return $response;
}
if ($response->loadFromMemcached($mckey, $touched)) {
return $response;
}
$html = $this->renderChildren($title, $depth);
if ($html == '') {
# HACK: Safari doesn't like empty responses.
# see Bug 7219 and http://bugzilla.opendarwin.org/show_bug.cgi?id=10716
$html = ' ';
}
$response->addText($html);
$response->storeInMemcached($mckey, 86400);
return $response;
}
