public String getSignature(String baseString, OAuthParameters oauthParameters)
throws OAuthException {
try {
if (oauthParameters == null) {
throw new OAuthException("OAuth parameters cannot be null");
}
String keyString = getKey(oauthParameters);
SecretKey key = new SecretKeySpec(keyString.getBytes("UTF-8"), "HmacSHA1");
Mac mac = Mac.getInstance("HmacSHA1");
mac.init(key);
return Base64.encode(mac.doFinal(baseString.getBytes("UTF-8")));
} catch (UnsupportedEncodingException e) {
throw new OAuthException(e);
} catch (NoSuchAlgorithmException e) {
throw new OAuthException(e);
} catch (InvalidKeyException e) {
throw new OAuthException(e);
}
}
/**
* Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
if (HttpUtils.isEmptyAny(request, "type")) {
response.sendError(HttpServletResponse.SC_BAD_REQUEST);
} else {
String type = request.getParameter("type");
int appId = NumberUtils.getInt(request.getHeader(Commons.APP_HEADER), -1);
JSONObject reply = new JSONObject();
String latStr = request.getParameter("lat");
String lngStr = request.getParameter("lng");
if (StringUtils.isNotEmpty(latStr) && StringUtils.isNotEmpty(lngStr)) {
try {
Landmark l = new Landmark();
l.setLatitude(GeocodeUtils.getLatitude(latStr));
l.setLongitude(GeocodeUtils.getLongitude(lngStr));
logger.log(Level.INFO, "User location is " + latStr + "," + lngStr);
// persist location
l.setName(Commons.MY_POSITION_LAYER);
boolean isSimilarToNewest = LandmarkPersistenceWebUtils.isSimilarToNewest(l);
if (!isSimilarToNewest) {
String u =
StringUtil.getUsername(
request.getAttribute("username"), request.getParameter("username"));
if (u != null && u.length() % 4 == 0) {
try {
u = new String(Base64.decode(u));
} catch (Exception e) {
// from version 1086, 86 username is Base64 encoded string
}
}
l.setUsername(u);
String socialIds = request.getParameter("socialIds");
LandmarkPersistenceWebUtils.setFlex(l, request);
l.setLayer(Commons.MY_POS_CODE);
LandmarkPersistenceUtils.persistLandmark(l, GoogleCacheProvider.getInstance());
if (l.getId() > 0) {
LandmarkPersistenceWebUtils.notifyOnLandmarkCreation(
l, request.getHeader("User-Agent"), socialIds);
}
}
} catch (Exception e) {
logger.log(Level.SEVERE, e.getMessage(), e);
}
} else {
logger.log(Level.INFO, "No user location provided");
}
if (StringUtils.equals(type, "v")) {
// check for version
reply.put("type", type);
if (appId == 0) {
// LM
String version =
ConfigurationManager.getParam(
net.gmsworld.server.config.ConfigurationManager.LM_VERSION, "0");
reply.put("value", version);
} else if (appId == 1) {
// DA
String version =
ConfigurationManager.getParam(
net.gmsworld.server.config.ConfigurationManager.DA_VERSION, "0");
reply.put("value", version);
}
} else if (StringUtils.equals(type, "u")) {
// engagement
String email = request.getParameter("e");
long lastStartupTime = NumberUtils.getLong(request.getParameter("lst"), -1);
String useCount = request.getParameter("uc");
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(lastStartupTime);
logger.log(
Level.INFO,
"Received usage notification from "
+ (email != null ? email : "guest")
+ " last startup time: "
+ DateFormat.getDateTimeInstance().format(cal.getTime())
+ ", use count: "
+ useCount);
int minInterval =
NumberUtils.getInt(
ConfigurationManager.getParam(
net.gmsworld.server.config.ConfigurationManager.NOTIFICATIONS_INTERVAL, "14"),
14);
int maxInterval = 31;
long interval = System.currentTimeMillis() - lastStartupTime;
if (interval > (minInterval * ONE_DAY)
&& interval < (maxInterval * ONE_DAY)
&& email != null) {
// send email notification if lastStartupTime > week ago
// send not more that once a week
logger.log(Level.WARNING, email + " should be engaged to run Landmark Manager!");
MailUtils.sendEngagementMessage(email, getServletContext());
reply =
new JSONObject()
.put("status", "engaged")
.put("timestamp", System.currentTimeMillis());
} else {
response.setStatus(HttpServletResponse.SC_ACCEPTED);
reply = new JSONObject().put("status", "accepted");
}
}
out.print(reply.toString());
}
} catch (Exception e) {
logger.log(Level.SEVERE, e.getMessage(), e);
response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
} finally {
out.close();
}
}
public static ArrayList<String> extractDataFromZip(ZipInputStream zis)
throws IOException, SignedDataException {
ArrayList<String> lines = new ArrayList<String>();
String line = null;
String surveyDataOnly = null;
String dataSig = null;
ZipEntry entry;
while ((entry = zis.getNextEntry()) != null) {
log.info("Unzipping: " + entry.getName());
ByteArrayOutputStream out = new ByteArrayOutputStream();
byte[] buffer = new byte[2048];
int size;
while ((size = zis.read(buffer, 0, buffer.length)) != -1) {
out.write(buffer, 0, size);
}
line = out.toString("UTF-8");
if (entry.getName().endsWith("txt")) {
if (entry.getName().equals("regions.txt")) {
lines.add("regionFlag=true");
} else {
surveyDataOnly = line;
}
String[] linesSplit = line.split("\n");
for (String s : linesSplit) {
if (s.contains("\u0000")) {
s = s.replaceAll("\u0000", "");
}
lines.add(s);
}
} else if (entry.getName().endsWith(".sig")) {
dataSig = line.trim();
} else {
S3Driver s3 = new S3Driver();
String[] imageParts = entry.getName().split("/");
// comment out while testing locally
try {
// GAEImageAdapter gaeIA = new GAEImageAdapter();
// byte[] resizedImage =
// gaeIA.resizeImage(out.toByteArray(), 500, 500);
// s3.uploadFile("dru-test", imageParts[1], resizedImage);
GAEImageAdapter gaeImg = new GAEImageAdapter();
byte[] newImage = gaeImg.resizeImage(out.toByteArray(), 500, 500);
s3.uploadFile("dru-test", imageParts[1], newImage);
// add queue call to resize
Queue queue = QueueFactory.getDefaultQueue();
queue.add(TaskOptions.Builder.withUrl("imageprocessor").param("imageURL", imageParts[1]));
log.info("submiting image resize for imageURL: " + imageParts[1]);
} catch (Exception ex) {
ex.printStackTrace();
}
out.close();
}
zis.closeEntry();
}
// check the signature if we have it
if (surveyDataOnly != null && dataSig != null) {
try {
MessageDigest sha1Digest = MessageDigest.getInstance("SHA1");
byte[] digest = sha1Digest.digest(surveyDataOnly.getBytes("UTF-8"));
SecretKeySpec signingKey =
new SecretKeySpec(
PropertyUtil.getProperty(SIGNING_KEY).getBytes("UTF-8"), SIGNING_ALGORITHM);
Mac mac = Mac.getInstance(SIGNING_ALGORITHM);
mac.init(signingKey);
byte[] hmac = mac.doFinal(digest);
String encodedHmac = com.google.gdata.util.common.util.Base64.encode(hmac);
if (!encodedHmac.trim().equals(dataSig.trim())) {
String allowUnsigned = PropertyUtil.getProperty(ALLOW_UNSIGNED);
if (allowUnsigned != null && allowUnsigned.trim().equalsIgnoreCase("false")) {
throw new SignedDataException(
"Computed signature does not match the one submitted with the data");
} else {
log.warning("Signatures don't match. Processing anyway since allow unsigned is true");
}
}
} catch (GeneralSecurityException e) {
throw new SignedDataException("Could not calculate signature", e);
}
} else if (surveyDataOnly != null) {
// if there is no signature, check the configuration to see if we
// are allowed to proceed
String allowUnsigned = PropertyUtil.getProperty(ALLOW_UNSIGNED);
if (allowUnsigned != null && allowUnsigned.trim().equalsIgnoreCase("false")) {
throw new SignedDataException("Datafile does not have a signature");
}
}
return lines;
}
