18212010 - Taufiq Akbar Rosyadi

ReadMe.md

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+#TUGAS MATA KULIAH II4050 PPLS#
+
+- NIM       : 18212010
+- Name      : Taufiq Akbar Rosyadi
+- GitHub ID : taufiqrosyadi
+
+##Requirements :##
+        1. Cheerio
+        2. Express
+
+##How To Deploy :#
+        1. Open command prompt
+        2. Go to directory
+        3. Install dependencies use command : node install
+        4. Execute the program use command : node index.js
+
+##How To Run##
+        1. Open command prompt
+        2. Go to directory
+        3. run : npm start
+        3. Open Web Browser
+        4. Request with : localhost:5000/ps=[kodeprodi]&kode=[kodematakuliah]&kelas=[kelas]
+                example :
+                localhost:5000/ps=182&kode=II2111&kelas=01

index.js

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+var express = require('express');
+var request = require('request');
+var cheerio = require('cheerio');
+var six = express();
+
+six.set('port', (process.env.PORT || 5000));
+
+six.use(express.static(__dirname + '/public'));
+
+six.set('views', __dirname + '/views');
+six.set('view engine', 'ejs');
+
+six.get('/', function(req, res){
+	kodematkul = req.query.kode;	
+	prodi = req.query.ps;
+	kelas = req.query.kelas;
+
+	url = 'https://six.akademik.itb.ac.id/publik/'
+	urlkelas = 'daftarkelas.php?ps='+prodi+'&semester=1&tahun=2015&th_kur=2013'
+
+	console.log(kodematkul);
+	console.log(prodi);
+	console.log(url+urlkelas);
+
+	request (url+urlkelas,function(error, response, html){
+		if (!error && response.statusCode == 200) {
+			//masuk ke halaman untuk memilih program studi
+			var $ = cheerio.load(html);				
+			var text = '';
+
+			//memasukan seluruh informasi mata kuliah ke dalam array text
+			$('ol').children('li').each(function(index){
+				var text = $(this).contents().filter(function(){
+					return this.nodeType==3;
+				})[0].nodeValue;
+
+
+				//membandingkan kode matakuliah yang dicari dengan yang ada dalam array
+				if(text.substr(0, text.indexOf(" ")).toLowerCase() === kodematkul.toLowerCase()){
+					urlkelas = $(this).find('ul > li:nth-child('+kelas.substr(1,1)+') > a').attr('href');
+
+					console.log(urlkelas);
+
+					request(url+urlkelas, function(error, response, html){
+						//masuk ke halaman untuk memilih kelas
+						var $ = cheerio.load(html);
+						text = $('pre').text();
+
+						metadata_regex = /(.*?)\n(?:Program Studi\s\s:\s)(.*)\n(?:Semester\s\s:\s)(.{1})(?:\/)(.*)\n\n(?:Kode\/Mata Kuliah\s:\s)(.{6})(?:\s\/\s)(.*)(?:,)(\s.)(?:\sSKS)\n(?:No\.\sKelas\/Dosen\s\s:\s)(.{2})(?:\s\/\s)(.*)\n\n(?:-----------------------------------------------------------)\n(?:No\.   NIM         NAMA)\n(?:-----------------------------------------------------------)\n(?:.\n*)*\n(?:-----------------------------------------------------------)\n(?:Total\sPeserta\s=\s)(.{2})/g;
+            			nim_regex = /([\d]{8})   (.*)/g;
+
+            			var result = metadata_regex.exec(text);
+
+            			var infoMatkul = {};
+
+            			//retrieve informasi di header
+            			infoMatkul['fakultas'] = result[1];
+            			infoMatkul['prodi'] = result[2];
+            			infoMatkul['semester'] = result[3];
+            			infoMatkul['tahun'] = result[4];
+            			infoMatkul['kode'] = result[5];
+            			infoMatkul['matakuliah'] = result[6];
+            			infoMatkul['sks'] = result[7];
+            			infoMatkul['kelas'] = result[8];
+            			infoMatkul['dosen'] = result[9];
+            			infoMatkul['jumlahpeserta'] = result[10];
+            			infoMatkul['peserta'] = [];
+
+            			//retrieve informasi nama dan nim
+            			do {
+            				match = nim_regex.exec(text);
+            				if (match){
+            					infoMatkul['peserta'].push({
+            						nim: match[1],
+            						nama:match[2].trim()
+            					});
+            				}
+            			}
+            			while(match);
+            			res.send(infoMatkul);
+					})
+				}
+			})
+		}
+		else if(!error && response.statusCode==404){
+			res.status(404).send("Mata kuliah"+kodematkul+"tidak ditemukan");
+		}
+		else if(response.statusCode==500){
+			res.status(500).send("Server error");
+		}
+	})
+});
+
+six.listen(six.get('port'), function() {
+  console.log('Node app is running on port', six.get('port'));
+});