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package net.cbaines.suca;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import javax.security.auth.login.LoginException;
import org.apache.commons.io.IOUtils;
import org.apache.http.Header;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
public class SotonCalendarFetcher {
private String username;
private String password;
public SotonCalendarFetcher(String username, String password) {
this.username = username;
this.password = password;
}
public String fetchAndParseTimetable() throws LoginException {
DefaultHttpClient httpclient = new DefaultHttpClient();
try {
HttpGet httpget = new HttpGet(
"https://www.adminservices.soton.ac.uk/adminweb/servlet/login");
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
// System.out.println("Login form get: " +
// response.getStatusLine());
// EntityUtils.consume(entity);
if (entity != null) {
try {
entity.consumeContent();
} catch (IOException e) {
e.printStackTrace();
}
}
// System.out.println("Initial set of cookies:");
List<Cookie> cookies = httpclient.getCookieStore().getCookies();
if (cookies.isEmpty()) {
// System.out.println("None");
} else {
for (int i = 0; i < cookies.size(); i++) {
// System.out.println("- " + cookies.get(i).toString());
}
}
HttpPost httpost = new HttpPost(
"https://www.adminservices.soton.ac.uk/adminweb/servlet/login");
List<NameValuePair> nvps = new ArrayList<NameValuePair>();
nvps.add(new BasicNameValuePair("user", username));
nvps.add(new BasicNameValuePair("pwd", password));
System.out.println(username + password);
httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
response = httpclient.execute(httpost);
entity = response.getEntity();
for (Header header : response.getAllHeaders()) {
// System.out.println("header: " + header.getName() + " : " +
// header.getValue());
}
// System.out.println("Login form get: " +
// response.getStatusLine());
// EntityUtils.consume(entity);
BufferedReader br = new BufferedReader(new InputStreamReader(
entity.getContent()));
String line;
while ((line = br.readLine()) != null) {
// Log.v(TAG, line);
}
// System.out.println("Post logon cookies:");
cookies = httpclient.getCookieStore().getCookies();
if (cookies.isEmpty()) {
// System.out.println("None");
} else {
for (int i = 0; i < cookies.size(); i++) {
// System.out.println("- " + cookies.get(i).toString());
}
}
httpost = new HttpPost(
"https://www.adminservices.soton.ac.uk/adminweb/jsp/timetables/timetablesController.jsp?comm=studdisplay&style=+format¶mweeks=1;2;3;4;5;6;7;8;9;10;11;12;13;14;15;16;17;18;19;20;21;22;23;24;25;26;27;28;29;30;35;36;37;38;39;40;41;42;43;44;45;46;47;48;49;50;51;52");
nvps = new ArrayList<NameValuePair>();
nvps.add(new BasicNameValuePair("format", "list"));
httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
response = httpclient.execute(httpost);
entity = response.getEntity();
for (Header header : response.getAllHeaders()) {
// System.out.println("header: " + header.getName() + " : " +
// header.getValue());
}
System.out.println("Second post get: " + response.getStatusLine());
// EntityUtils.consume(entity);
br = new BufferedReader(new InputStreamReader(entity.getContent()));
while ((line = br.readLine()) != null) {
// System.out.println(line);
}
httpost = new HttpPost(
"https://www.adminservices.soton.ac.uk/adminweb/jsp/timetables/timetablesController.jsp?comm=studdisplay&style=+format¶mweeks=1;2;3;4;5;6;7;8;9;10;11;12;13;14;15;16;17;18;19;20;21;22;23;24;25;26;27;28;29;30;35;36;37;38;39;40;41;42;43;44;45;46;47;48;49;50;51;52");
nvps = new ArrayList<NameValuePair>();
nvps.add(new BasicNameValuePair("format", "list"));
httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
response = httpclient.execute(httpost);
entity = response.getEntity();
for (Header header : response.getAllHeaders()) {
// System.out.println("header: " + header.getName() + " : " +
// header.getValue());
}
System.out.println("Second post get: " + response.getStatusLine());
// EntityUtils.consume(entity);
br = new BufferedReader(new InputStreamReader(entity.getContent()));
while ((line = br.readLine()) != null) {
// Log.v(TAG, line);
}
httpost = new HttpPost(
"https://www.adminservices.soton.ac.uk/adminweb/timetables/ttdownload/.csv");
nvps = new ArrayList<NameValuePair>();
nvps.add(new BasicNameValuePair("format", "list"));
httpost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
response = httpclient.execute(httpost);
entity = response.getEntity();
String responseString = IOUtils.toString(entity.getContent());
if (responseString.contains("Failed Login")) {
throw new LoginException("Login failed");
} else {
return responseString;
}
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
// When HttpClient instance is no longer needed,
// shut down the connection manager to ensure
// immediate deallocation of all system resources
httpclient.getConnectionManager().shutdown();
}
return null;
}
}
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