function getUserCategoriesHtml(&$vars)
{
$cats = CategoryInterests::getCategoryInterests();
$html = "";
if (sizeof($cats)) {
$vars['cats'] = self::getCategoryDivs($cats);
$vars['nocats_hidden'] = 'csui_hidden';
}
$suggested = self::getSuggestedCategoryDivs(CategoryInterests::suggestCategoryInterests());
$vars['suggested_cats'] = $suggested;
}
function getUserInterests()
{
$interests = CategoryInterests::getCategoryInterests();
$interests = array_merge($interests, CategoryInterests::getSubCategoryInterests($interests));
$interests = array_values(array_unique($interests));
$fn = function (&$value) {
$dbr = wfGetDB(DB_SLAVE);
$value = $dbr->strencode($value);
};
array_walk($interests, $fn);
$sql = " AND c.cl_to IN ('" . implode("','", $interests) . "') ";
return $sql;
}
