public static function getInstanceAuto(array $course)
{
if (!array_key_exists('code', $course) || !array_key_exists('index', $course) || !array_key_exists('year', $course) || !array_key_exists('sem', $course)) {
return null;
}
$code = $course['code'];
$code = strtoupper($code);
$index = $course['index'];
$examTime = array_key_exists('examTime', $course) ? $course['examTime'] : null;
$info = array('year' => $course['year'], 'sem' => $course['sem']);
if (!array_key_exists('year', $info) || !array_key_exists('sem', $info)) {
return null;
}
$html = str_get_html(fetch(courseURL($code, $info)));
if (!$html) {
return null;
}
$table = $html->find('table');
if (!$table) {
return null;
}
//get course information
$tr = str_get_html($table[0])->find('tr');
$InfoBlock = str_get_html($tr[0]);
$nameAndAuBlock = $InfoBlock->find('b');
$courseName = $nameAndAuBlock[1]->plaintext;
$courseAU = $nameAndAuBlock[2]->plaintext;
//get index block
$indexBlock = null;
$line = -1;
$trBlocks = str_get_html($table[1])->find('tr');
for ($i = 0; $i < count($trBlocks); $i++) {
$cols = str_get_html($trBlocks[$i])->find('b');
for ($j = 0; $j < count($cols); $j++) {
if ($index == $cols[0]->plaintext) {
$indexBlock = $trBlocks[$i];
$line = $i;
break;
}
}
if ($line != -1) {
break;
}
}
if ($line == -1) {
return null;
}
//create a course instance
$c = array('code' => $code, 'index' => $index, 'name' => $courseName, 'au' => $courseAU, 'examTime' => $examTime, 'lessons' => array());
$trs = array();
array_push($trs, $trBlocks[$line]);
$line++;
while (TRUE) {
if ($line >= count($trBlocks)) {
break;
}
$cols = str_get_html($trBlocks[$line])->find('b');
$first = $cols[0]->plaintext;
if ($first != '') {
break;
}
array_push($trs, $trBlocks[$line]);
$line++;
}
foreach ($trs as $value) {
$lessonInfo = str_get_html($value)->find('b');
if (!$lessonInfo) {
return null;
}
$times = explode('-', $lessonInfo[4]->plaintext);
if (!$times) {
return null;
}
$lesson = new Lesson(array('type' => $lessonInfo[1]->plaintext, 'group' => $lessonInfo[2]->plaintext, 'time' => new LessonTime(array('wkDay' => $lessonInfo[3]->plaintext, 'startTime' => intval($times[0]), 'endTime' => intval($times[1]))), 'venue' => $lessonInfo[5]->plaintext, 'remark' => $lessonInfo[6]->plaintext));
array_push($c['lessons'], $lesson);
}
return Course::getInstanceWithCourseInfo($c);
}
<?php
require_once '../Course.Class.php';
echo 'Test Lesson Class: </br>';
$lesson = new Lesson(array('type' => 'LEC', 'group' => 'FS2', 'time' => new LessonTime(array('startTime' => '0830', 'endTime' => '0930', 'wkDay' => 'mon')), 'venue' => 'LT1'));
echo 'Test Case 1: a new lesson created, </br>';
echo $lesson->toString();
echo '</br></br>';
echo 'Test Course Class: </br>';
echo 'Test case 1, getInstanceWithCourseInfo: </br>';
$course = Course::getInstanceWithCourseInfo(array('code' => 'CZ2001', 'index' => '1000', 'name' => 'Shit Course', 'au' => '3', 'lessons' => array($lesson)));
echo $course->toString() . '</br>';
echo 'Test case 2, getInstanceAuto: </br>';
$course = Course::getInstanceAuto(array('code' => 'CZ2001', 'index' => '10733', 'year' => '2013', 'sem' => '1'));
if (!$course) {
echo 'cannot create an instance.';
} else {
echo $course->toString();
}
function createCalWithCustomInformation(array $info)
{
//check important value
if (!array_key_exists('year', $info) || !array_key_exists('sem', $info) || !array_key_exists('courses', $info)) {
return null;
}
$mode = array_key_exists('mode', $info) ? $info['mode'] : 'auto';
$unique_id = array_key_exists('unique_id', $info) ? $info['unique_id'] : rand();
$TZID = array_key_exists('tz', $info) ? $info['tz'] : 'Asia/Singapore';
$filename = array_key_exists('filename', $info) ? $info['filename'] : 'Course_Cal_file';
$year = $info['year'];
$sem = $info['sem'];
$courses = $info['courses'];
if (!is_numeric($year) || !is_numeric($sem)) {
return null;
}
//create ical
$config = array('unique_id' => $unique_id, 'TZID' => $TZID, 'filename' => $filename);
$ical = new vcalendar($config);
//add courses
foreach ($courses as $course) {
$c = null;
if ($mode == 'manual') {
$c = Course::getInstanceWithCourseInfo($course);
} else {
$course['year'] = $info['year'];
$course['sem'] = $info['sem'];
$c = Course::getInstanceAuto($course);
}
if ($c) {
setCourseEvent($c, $ical, $info);
}
}
return array('ics' => $ical);
}
