}
// exit if no POST data
if (!register_posted_variables(array('search_terms' => false, 'search_terms_title' => false, 'search_terms_keywords' => false, 'search_terms_instructor' => false, 'search_terms_coursecode' => false, 'search_terms_description' => false), 'any')) {
$tool_content .= CourseIndexer::getDetailedSearchForm();
draw($tool_content, 0);
exit;
}
// search in the index
$idx = new Indexer();
$hits1 = $idx->searchRaw(CourseIndexer::buildQuery($_POST));
// courses with visible 1 or 2
// Additional Access Rights
$anonymous = false;
if (isset($uid) and $uid) {
$anonymous = true;
$hits2 = $idx->searchRaw(CourseIndexer::buildQuery($_POST, false));
// courses with visible 0 or 3
if ($uid == 0) {
$hits = array_merge($hits1, $hits2);
// admin has access to all
} else {
$res = Database::get()->queryArray("SELECT course.id \n FROM course \n JOIN course_user ON course.id = course_user.course_id \n AND course_user.user_id = ?d", $uid);
$subscribed = array();
foreach ($res as $row) {
$subscribed[] = $row->id;
}
$hits3 = array();
foreach ($hits2 as $hit2) {
if (in_array($hit2->pkid, $subscribed)) {
$hits3[] = $hit2;
}
'search_terms_instructor' => false,
'search_terms_coursecode' => false,
'search_terms_description' => false), 'any')) {
$tool_content .= CourseIndexer::getDetailedSearchForm();
draw($tool_content, 0);
exit();
}
// search in the index
$idx = new Indexer();
$hits1 = $idx->searchRaw(CourseIndexer::buildQuery($_POST)); // courses with visible 1 or 2
// Additional Access Rights
$anonymous = false;
if (isset($uid) and $uid) {
$anonymous = true;
$hits2 = $idx->searchRaw(CourseIndexer::buildQuery($_POST, false)); // courses with visible 0 or 3
if ($uid == 0) {
$hits = array_merge($hits1, $hits2); // admin has access to all
} else {
$res = Database::get()->queryArray("SELECT course.id
FROM course
JOIN course_user ON course.id = course_user.course_id
AND course_user.user_id = ?d", $uid);
$subscribed = array();
foreach ($res as $row) {
$subscribed[] = $row->id;
}
$hits3 = array();
foreach ($hits2 as $hit2) {
if (in_array($hit2->pkid, $subscribed)) {
