echo $contents;
flush();
session_write_close();
// this will spinlock if the course is locked
$job_taken = db_start_transaction("comments", $icrs->cid);
$lock_acquired = true;
} else {
$lock_acquired = false;
}
if (!$exists && $job_taken) {
// course not cached
async_cache_connect(1);
async_cache_connect(2);
async_cache_connect(3);
//Comment::enableInitMode();
$procd_descr = process_description($icrs->descr);
if (count($procd_descr) == 0) {
$procd_descr[] = 'N/A';
}
$ids = $desicrs = $tagss = array();
foreach ($procd_descr as $key => $topic) {
// Cache topic
$id = Comment::Create(array('subject' => $topic, 'type' => 2, 'id' => $icrs->cid));
if ($topic == 'N/A') {
// placeholder to indicate that there are no topics
continue;
}
$procd_descr[$key] = array($id, $topic);
// Cache topic result
$tags = split('[,]', get_tags($icrs));
$descr = $topic;
/*foreach($ACTIONS as $key => $val)
if($val->wasCalled())
$action = $key;*/
/**
Identify course, populate fields
*/
if ($ACTIONS['search']->wasCalled()) {
$params = $ACTIONS['search']->getParams();
$gcourse_code = $gtitle = $params[0];
$crs = new CourseDefn($gtitle);
if (!$crs->load()) {
Error::generate(Error::$PRIORITY['warn'], 'Course not found.');
}
$gdescr = $crs->descr;
$tags = split('[,]', $gtags);
$procd_descr = process_description($gdescr);
foreach ($procd_descr as $descr) {
array_push($search_results, array('subject' => $descr, 'google' => google_search($descr), 'youtube' => youtube_search($descr, $tags), 'itunesu' => itunesu_search($descr), 'khanacad' => khanacad_search($descr)));
}
}
/* else if(isset($_POST['save_name'])) {
$crs = new Course( urlencode($_POST['save_name']), urlencode($_POST['course_prof']),
$_SESSION['google'], $_SESSION['youtube']);
$crs->save();
} else if(isset($_GET['course'])) {
$crs = new Course($_GET['course'], $_GET['prof'], null, null);
$crs->load();
$_SESSION['google'] = $crs->goog_res;
$_SESSION['youtube'] = $crs->youtube_res;
} else $first_load = true;
*/
