/// <summary>
/// Checks the requesting IP address in the collection
/// and bannes the IP if required.
/// </summary>
private static void CheckIpAddress(string ip)
{
try
{
if (!_IpAdresses.ContainsKey(ip))
{
_IpAdresses[ip] = 1;
}
else if (_IpAdresses[ip] == BANNED_REQUESTS)
{
if (_Banned.Count > 0)
{
_Banned.Push(ip);
}
_IpAdresses.Remove(ip);
}
else
{
_IpAdresses[ip]++;
}
}
catch (Exception ex)
{
ExceptionUtility.Error(string.Concat(ex.Message, "-->", "DosAttackModule"));
}
}
private void SendSensibleEarthquakeNotification(Earthquake earthquake)
{
try
{
PushNotification.PushNotification pn = new PushNotification.PushNotification();
var devices = Repository.DbContext.RegistrationDevices.OrderBy(e => e.Date).ToList();
//--------------------------------------------------------------------------------------
int elementsByList = 20000;
int numberOfLists = (devices.Count / elementsByList) + 1;
List <List <RegistrationDevice> > listOfLists = new List <List <RegistrationDevice> >();
for (int i = 0; i < numberOfLists; i++)
{
List <RegistrationDevice> newList = new List <RegistrationDevice>();
newList = devices.Skip(i * elementsByList).Take(elementsByList).ToList();
listOfLists.Add(newList);
Task task4 = new Task(() =>
{
NotificateMultipleDevices(newList, earthquake);
});
task4.Start();
}
//--------------------------------------------------------------------------------------
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
public HtmlDocument GetDocument(string webSiteUrl)
{
try
{
//-------------------------------------------------
// var urlInpres1 = "D:\\pendrive\\02\\Instituto Nacional de Prevención Sísmica.htm";
//webSiteUrl = urlInpres1;
//ExceptionUtility.Warn(" codigo solo para test! " + this.GetType());
//catch a web exception
WebRequest = new MyWebRequest(webSiteUrl);
var asd = WebRequest.GetResponse();
//-----------------------------------------------------------------
// Load the html document
HtmlWeb htmlWeb = new HtmlWeb();
return(htmlWeb.Load(webSiteUrl));
}
catch (WebException webExcp)
{
ExceptionUtility.Error(string.Concat(webExcp.InnerException.Message, " ", this.GetType(), webSiteUrl));
return(new HtmlDocument());
}
catch (Exception ex) {
ExceptionUtility.Error(ex, this.GetType());
return(new HtmlDocument());
}
}
public void CollectTwitterData()
{
try
{
List <Tweet> tweets = TwitterCollector.GetTwitters();
foreach (Tweet tweet in tweets)
{
var existing = Repository.DbContext.Tweets.Where(t => t.Tweeter.Contains(tweet.Tweeter)).ToList();
if (existing.Count <= 0)
{
Repository.DbContext.Tweets.Add(tweet);
}
if (existing.Count >= 2)
{
var duplicatesTweets = existing.OrderByDescending(t => t.DateTime);
var deleteThis = duplicatesTweets.Skip(1);
foreach (Tweet tw in deleteThis)
{
Repository.DbContext.Tweets.Remove(tw);
}
}
}
Repository.Save();
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
public IEnumerable <Earthquake> Search(EarthquakeModel model)
{
try
{
var predicate = PredicateBuilder.True <Earthquake>();
if (model.LocationModel.IsByCountry)
{
predicate = GetLocationPredicate(predicate, model);
predicate = GetMagnitudePredicate(predicate, model);
predicate = GetDateTimePredicate(predicate, model);
return(this.DbContext.Set <Earthquake>()
.Include(e => e.Place)
.Include(e => e.MagnitudeType)
.Include(e => e.Source)
.AsExpandable().Where(predicate));
}
predicate = GetMagnitudePredicate(predicate, model);
predicate = GetDateTimePredicate(predicate, model);
return(model.LocationModel.NearEarthquakes
.AsQueryable().Where(predicate).ToList());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new List <Earthquake>());
}
}
public void DeleteUnusedLogs()
{
try
{
var logs = Repository.DbContext.MyLogs.Where(l => l.Id > 0).ToList();
var utcNow = GlobalWebData.ToUniversalTime();
var utcPast24 = new DateTime(GlobalWebData.ToUniversalTime().Ticks).Add(System.TimeSpan.FromHours(System.Convert.ToDouble((24 * -1))));
var log24 = logs.Where(l => l.Date >= utcPast24 && l.Date <= utcNow).ToList();
var logBefore24 = logs.Except(log24);
var logsABorrrar = logBefore24.ToList();
if (logsABorrrar.Count > 0)
{
foreach (MyLogs log in logsABorrrar)
{
MylogRepository.Delete(log);
}
MylogRepository.DetectChanges();
MylogRepository.Save();
ExceptionUtility.Info("Se borraron antiguos logs...");
}
}
catch (Exception ex) {
ExceptionUtility.Error(ex, this.GetType());
}
}
private Expression <Func <Earthquake, bool> > GetLocationPredicate(Expression <Func <Earthquake, bool> > predicate, EarthquakeModel model)
{
try
{
/*decimal latitude = Convert.ToDecimal(model.LocationModel.Latitude);
* decimal longitude = Convert.ToDecimal(model.LocationModel.Longitude);
*
*
* bool isfirstCountryParameter = true;
* for (int i = 0; i < model.LocationModel.Country.Length; i++)
* {
* string country = model.LocationModel.Country[i].ToString();
*
* if (country != CountryEnum.EMPTY.ToString())
* {
* if (isfirstCountryParameter)
* {
* //que de chile solo se muestre los sensibles
* if (country == CountryEnum.CHILE.ToString())
* {
* predicate = predicate.And(e => e.Place.Country.Contains(country) && e.IsSensible == true);
* }
* else if (country == CountryEnum.WORLD.ToString())
* {
* predicate = predicate.And(e => e.Place.Country != string.Empty);
* }
* else
* {
* predicate = predicate.And(e => e.Place.Country.Contains(country));
* }
* isfirstCountryParameter = false;
* }
* else
* {
* //que de chile solo se muestre los sensibles
* if (country == CountryEnum.CHILE.ToString())
* {
* predicate = predicate.Or(e => e.Place.Country.Contains(country) && e.IsSensible == true);
* }
* else if (country == CountryEnum.WORLD.ToString())
* {
* predicate = predicate.Or(e => e.Place.Country != string.Empty);
* }
* else
* {
* predicate = predicate.Or(e => e.Place.Country.Contains(country));
* }
* }
* }
* }*/
return(predicate);
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(predicate);
}
}
public bool RegisterIfNotExist(string registerId, String deviceId)
{
try{
return(registrationManager.RegisterIfNotExist(registerId, deviceId));
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(false);
}
}
public void ResetMailCount()
{
try
{
MailManagment.MailManagement.ResetCount();
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
public IEnumerable <Tweet> GetTweets(DateTime datetTime)
{
try
{
return(this.DbContext.Tweets.Where(t => t.DateTime >= datetTime));
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new List <Tweet>());
}
}
private List <string> CreateTweeterKeyWords()
{
try
{
var file = GlobalWebData.GetRootPath() + "tweeterKeyWords.xml";
return(CreateXmlFile(file, "TweeterKeyWords", GetDefaultTweeterKeyWords()));
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(GetDefaultTweeterKeyWords());
}
}
public void Log(string log, string deviceId)
{
try
{
DeviceLogManager deviceLogManager = new DeviceLogManager(earthquakeRepository);
deviceLogManager.SaveLog(log, deviceId);
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
public bool Unregister(string deviceId)
{
try
{
return(registrationManager.Unregister(deviceId));
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(false);
}
}
/// <summary>
/// Creates the timer that substract a request
/// from the _IpAddress dictionary.
/// </summary>
private static Timer CreateTimer()
{
try
{
Timer timer = GetTimer(REDUCTION_INTERVAL);
timer.Elapsed += new ElapsedEventHandler(TimerElapsed);
return(timer);
}
catch (Exception ex)
{
ExceptionUtility.Error(string.Concat(ex.Message, "-->", "DosAttackModule"));
return(new Timer());
}
}
public IList <Earthquake> GetLast24HoursEarthquakes(IList <Earthquake> allEarthquakes)
{
try
{
var utcNow = GlobalWebData.ToUniversalTime();
var utcPast24 = new DateTime(GlobalWebData.ToUniversalTime().Ticks).Add(TimeSpan.FromHours(System.Convert.ToDouble((24 * -1))));
return(allEarthquakes.Where(e => e.UTCDateTime >= utcPast24 && e.UTCDateTime <= utcNow).ToList());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new List <Earthquake>());
}
}
public static void KeepWakeUp()
{
try
{
WebRequest request = WebRequest.Create("http://argentinasismos.com/Home/WakeUp");
using (WebResponse resp = request.GetResponse())
{
}
}
catch (Exception ex)
{
ExceptionUtility.Error(ex.Message);
}
}
public IList <Tweet> GetEarliesTweets(IList <Tweet> allTweets)
{
try
{
var utcNow = GlobalWebData.ToUniversalTime();
var utcMonthPast = new DateTime(GlobalWebData.ToUniversalTime().Ticks).Add(TimeSpan.FromHours(System.Convert.ToDouble((720 * -1))));
return(allTweets.Where(t => t.DateTime < utcMonthPast).ToList());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new List <Tweet>());
}
}
/// <summary>
/// Creates a simple timer instance and starts it.
/// </summary>
/// <param name="interval">The interval in milliseconds.</param>
private static Timer GetTimer(int interval)
{
try
{
Timer timer = new Timer();
timer.Interval = interval;
timer.Start();
return(timer);
}
catch (Exception ex)
{
ExceptionUtility.Error(string.Concat(ex.Message, "-->", "DosAttackModule"));
return(new Timer());
}
}
public IList <Earthquake> GetEarthquakesBeforeTwoWeeks(IList <Earthquake> allEarthquakes)
{
try
{
var utcNow = GlobalWebData.ToUniversalTime();
var utcPastSevenDays = new DateTime(GlobalWebData.ToUniversalTime().Ticks).Add(System.TimeSpan.FromHours(System.Convert.ToDouble((336 * -1))));
var pastSevenDays = allEarthquakes.Where(e => e.UTCDateTime >= utcPastSevenDays).ToList();
var earthBeforeSevenDays = allEarthquakes.Except(pastSevenDays);
return(earthBeforeSevenDays.ToList());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new List <Earthquake>());
}
}
private void FetchApplicationUrl()
{
try
{
HttpWebRequest request = HttpWebRequest.Create(this._applicationUrl) as HttpWebRequest;
using (HttpWebResponse response = request.GetResponse() as HttpWebResponse)
{
HttpStatusCode status = response.StatusCode;
//log status
}
}
catch (Exception ex)
{
ExceptionUtility.Error(ex.Message);
}
}
public void RunScheduledTasks()
{
try
{
lock (lockCollectionEarthquakes)
{
earthquakeExpert.CollectData();
}
lock (lockNotification)
{
earthquakeExpert.NotifySensibleEarthquakes();
}
lock (lockCollectionTweeters)
{
earthquakeExpert.CollectTwitterData();
}
lock (lockDeleteEarthquakes)
{
earthquakeExpert.DeleteEarthquakesBeforeTwoWeeks();
}
/*lock (lockDeleteDuplicatesEarthquakes)
* {
* earthquakeExpert.DeleteDuplicateEarthQuakes();
* }*/
lock (lockDeleteLogs)
{
earthquakeExpert.DeleteUnusedLogs();
}
lock (lockDeleteTweeters)
{
earthquakeExpert.DeleteEarliesTweeters();
}
ExceptionUtility.Info("ciclo completo..." + GlobalWebData.ToUniversalTime());
}
catch (Exception ex) {
ExceptionUtility.Error(ex, this.GetType());
}
}
public XDocument GetDocument(string webSiteUrl)
{
try
{
return(XDocument.Load(webSiteUrl));
}
catch (WebException webExcp)
{
ExceptionUtility.Error(webExcp, this.GetType());
return(new XDocument());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(new XDocument());
}
}
/// <summary>
/// Send Push Message to Device
/// </summary>
/// <param name="RegistrationID">RegistrationID or Token</param>
/// <param name="Message">Message to be sent on device</param>
/// <param name="AuthString">Authentication string</param>
public String SendMessage(string RegistrationID, string Message /*, string AuthString*/)
{
string apiKey = "AIzaSyB-F65OMBU7Uz7oFV6c8xCw2hbR5fmcaaw";
string browserKey = "AIzaSyAUjsENtFuYc7y8JrEhAA3JV0HBJE7rtK0";
try
{
HttpWebRequest Request = (HttpWebRequest)WebRequest.Create("https://android.googleapis.com/gcm/send");
Request.Method = "POST";
Request.KeepAlive = false;
string postData = "{ \"registration_ids\": [ \"" + RegistrationID + "\" ], \"data\": {\"message\": \"" + Message + "\"}}";
byte[] byteArray = Encoding.UTF8.GetBytes(postData);
Request.ContentType = "application/json";
Request.Headers.Add(HttpRequestHeader.Authorization, string.Concat("key=", browserKey));
//-- Create Stream to Write Byte Array --//
Stream dataStream = Request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
//-- Post a Message --//
WebResponse Response = Request.GetResponse();
HttpStatusCode ResponseCode = ((HttpWebResponse)Response).StatusCode;
if (ResponseCode.Equals(HttpStatusCode.Unauthorized) || ResponseCode.Equals(HttpStatusCode.Forbidden))
{
var text = "Unauthorized - need new token";
}
else if (!ResponseCode.Equals(HttpStatusCode.OK))
{
var text = "Response from web service isn't OK";
}
StreamReader Reader = new StreamReader(Response.GetResponseStream());
string responseLine = Reader.ReadLine();
Reader.Close();
return(responseLine);
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(ExceptionUtility.NotificationErrorMessage);
}
}
/// <summary>
/// Creates the timer that removes 1 banned IP address
/// everytime the timer is elapsed.
/// </summary>
/// <returns></returns>
private static Timer CreateBanningTimer()
{
try
{
Timer timer = GetTimer(RELEASE_INTERVAL);
timer.Elapsed += delegate {
if (_Banned.Count > 0)
{
_Banned.Pop();
}
};
return(timer);
}
catch (Exception ex)
{
ExceptionUtility.Error(string.Concat(ex.Message, "-->", "DosAttackModule"));
return(new Timer());
}
}
private const int RELEASE_INTERVAL = 5 * 60 * 1000; // 5 minutes
private void context_BeginRequest(object sender, EventArgs e)
{
try
{
string tempIp = HttpContext.Current.Request.UserHostAddress;
string ip = IPAddress.Parse(tempIp).ToString();
if (_Banned.Contains(ip))
{
HttpContext.Current.Response.StatusCode = 403;
HttpContext.Current.Response.End();
ExceptionUtility.Warn(string.Concat("attacking request :", ip, this.GetType()));
}
CheckIpAddress(ip);
}
catch (Exception ex) {
ExceptionUtility.Error(ex, this.GetType());
}
}
private void CollectData(string colectorName)
{
try
{
EarthquakeCollector collector = null;
Collectors.TryGetValue(colectorName, out collector);
var earthquakeFromColector = FilterDuplicate(collector.Collect());
foreach (Earthquake earthquake in earthquakeFromColector)
{
if (!EarthquakeExist(earthquake))
{
if (earthquake.MagnitudeType != null && earthquake.MagnitudeType.Id != Guid.Empty)
{
earthquake.MagnitudeType = Repository.DbContext.MagtitudesTypes.Where(p => p.Id == earthquake.MagnitudeType.Id).FirstOrDefault();
}
if (earthquake.Source != null && earthquake.Source.Id != Guid.Empty)
{
earthquake.Source = Repository.DbContext.Sources.Where(p => p.Id == earthquake.Source.Id).FirstOrDefault();
}
if (earthquake.Place != null && earthquake.Place.Id != Guid.Empty)
{
earthquake.Place = Repository.DbContext.Places.Where(p => p.Id == earthquake.Place.Id).FirstOrDefault();
}
Repository.DbContext.Earthquakes.Add(earthquake);
}
}
Repository.Save();
}
catch (System.Data.Entity.Validation.DbEntityValidationException dbevex)
{
ExceptionUtility.Error(dbevex, this.GetType());
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
/// <summary>
/// Create Query String From Name Value Pair
/// </summary>
/// <param name="postFieldNameValue"></param>
/// <returns></returns>
private string GetPostStringFrom(NameValueCollection postFieldNameValue)
{
try
{
//throw new NotImplementedException();
List <string> items = new List <string>();
foreach (String name in postFieldNameValue)
{
items.Add(String.Concat(name, "=", System.Web.HttpUtility.UrlEncode(postFieldNameValue[name])));
}
return(String.Join("&", items.ToArray()));
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
return(ExceptionUtility.NotificationErrorMessage);
}
}
private void NotificateMultipleDevices(List <RegistrationDevice> devices, Earthquake earthquake)
{
PushNotification.PushNotification pn = new PushNotification.PushNotification();
foreach (var device in devices)
{
//------------------------Send Notification----------------------------
var ok = pn.Android(device.RegistrationId, earthquake.GetNotificationData());
//--------------------------------------------------------------------
if (ok.Contains("success\":0"))
{
ExceptionUtility.Error(new Exception(device.RegistrationId), this.GetType());
Repository.DeleteDevice(device);
Repository.Save();
}
}
ExceptionUtility.Info(string.Concat("send notification to GCM ", GlobalWebData.ToUniversalTime()));
}
public void DeleteDuplicateEarthQuakes()
{
try
{
var all = Repository.FindAll().ToList();
var toDelete = GetDuplicateEarthQuakes(all);
foreach (Earthquake earthq in toDelete)
{
Repository.Delete(earthq);
ExceptionUtility.Warn("Borrando duplicado..." + earthq);
}
Repository.Save();
}
catch (Exception ex)
{
ExceptionUtility.Error(ex, this.GetType());
}
}
public void CollectData()
{
try
{
ResetContext();
CollectData("EMSCEarthquakeCollectorXML");
ResetContext();
CollectData("InpresEarthquakeCollectorHtml");
ResetContext();
CollectData("SSUCHEarthquakeCollectorHtml");
}
catch (Exception ex) {
ExceptionUtility.Error(ex, this.GetType());
}
}
