private function dispatchScrapeCatalogJob($subject, $row)
{
$column = $row->childNodes->item(0);
$info = $column->childNodes->item(2)->childNodes->item(0)->attributes->getNamedItem('name')->textContent;
$split = explode(' ', $info);
if (Course::find(implode('', explode(' ', $info))) == null && in_array($info[strlen($info) - 1], ['H', 'X'])) {
return;
}
\Queue::push('Courses\\Jobs\\Scraper\\ScrapeCatalog', ['subject' => $subject, 'level' => $split[1]]);
}
private function extractCourseInfo(\DOMDocument $dom, $data)
{
$key = $dom->getElementsByTagName('h3')->item(0);
preg_match('~\\s+([A-Z]+\\s+\\d+[A-Z]*)\\.\\s+([^\\n]+)\\s+\\((\\d+).*\\)\\.\\s+~', $key->textContent, $matches);
$course_id = $data['subject'] . $data['level'];
$course = Course::firstOrNew(['id' => $course_id]);
$course_info = ['id' => $course_id, 'level' => $data['level'], 'title' => trim($matches[2]), 'description' => trim($key->nextSibling->wholeText), 'subject_id' => Subject::find($data['subject'])->id];
if (!is_null($dom->getElementById('ctl00_ContentPlaceHolder1_lblCoursePrereqs'))) {
$course_info['prereqs'] = trim($dom->getElementById('ctl00_ContentPlaceHolder1_lblCoursePrereqs')->nextSibling->wholeText);
}
foreach ($course_info as $key => $value) {
$course->{$key} = $value;
}
$course->save();
return $course_info;
}
public function run()
{
foreach (Course::all() as $course) {
$sections = $this->createSections($course);
$course->sections()->saveMany($sections);
}
}
public function findBySubjectId($subject_id)
{
return Course::with('subject')->whereSubjectId($subject_id);
}