public static List <EarthquakeObj> GetData(string startdate, string enddate, string min_magnitude, string max_magnitude)
{
string data = null;
string requestString = RequestProducer.GetEarhquakeRequestString(EarthquakeDataSource.PALERT, startdate, enddate, min_magnitude, max_magnitude);
List <EarthquakeObj> EqList = new List <EarthquakeObj>();
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
request.ContentType = "application/json";
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
data = reader.ReadToEnd();
//
// if there is no earthquake data -> the data will be "false"
//
if (data != "false")
{
EqList = EarthquakeObjConverter.EarthquakeTrans(data, EarthquakeDataSource.PALERT, startdate, enddate);
}
reader.Close();
reader.Dispose();
}
}
}
return(EqList);
}
public static List <EarthquakeObj> GetData(string startdate, string enddate, string min_magnitude, string max_magnitude)
{
string data = null;
string requestString = RequestProducer.GetEarhquakeRequestString(EarthquakeDataSource.PALERT, startdate, enddate, min_magnitude, max_magnitude);
List <EarthquakeObj> EqList = new List <EarthquakeObj>();
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
request.ContentType = "application/json";
DateTime startDate_dt = new DateTime(int.Parse(startdate.Substring(0, 4)), int.Parse(startdate.Substring(5, 2)), int.Parse(startdate.Substring(8, 2)));
DateTime endDate_dt = new DateTime(int.Parse(enddate.Substring(0, 4)), int.Parse(enddate.Substring(5, 2)), int.Parse(enddate.Substring(8, 2)));
DateTime date_i;
if (startDate_dt.Year < 1995)
{
date_i = new DateTime(1995, 1, 1);
}
else
{
date_i = new DateTime(startDate_dt.Year, startDate_dt.Month, 1);
}
for (; date_i <= endDate_dt; date_i = date_i.AddMonths(1))
{
requestString = RequestProducer.GetEarhquakeRequestString(EarthquakeDataSource.CWB, date_i.ToString(), enddate, min_magnitude, max_magnitude);
request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
data = reader.ReadToEnd();
EqList.AddRange(EarthquakeObjConverter.EarthquakeTrans(data, EarthquakeDataSource.CWB, startdate, enddate));
reader.Close();
reader.Dispose();
}
}
}
}
return(EqList);
}
public IHttpActionResult GetEarthquake([FromUri] QueryEarthquake qe)
{
EARTHQUAKE_LIST.Clear();
string startdate = qe.startdate;
string enddate = qe.enddate;
string min_magnitude = qe.min_magnitude;
string max_magnitude = qe.max_magnitude;
DateTime startDate_dt = new DateTime(int.Parse(startdate.Substring(0, 4)), int.Parse(startdate.Substring(5, 2)), int.Parse(startdate.Substring(8, 2)));
DateTime endDate_dt = new DateTime(int.Parse(enddate.Substring(0, 4)), int.Parse(enddate.Substring(5, 2)), int.Parse(enddate.Substring(8, 2)));
string data = null;
string requestString = "";
EarthquakeObjConverter eqConverter = new EarthquakeObjConverter();
List <Earthquake> tempEqList = new List <Earthquake>();
//
// ****************************
// * *
// * P-ALERT *
// * *
// ****************************
//
//
// The response data type is JSON.
//
// If there is no earthquake data, P-ALERT will response "false".
//
requestString = RequestProducer.GetEarhquakeRequestString(Earthquake.DataSource.PALERT, startdate, enddate, min_magnitude, max_magnitude);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
request.ContentType = "application/json";
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
data = reader.ReadToEnd();
//
// if there is no earthquake data -> the data will be "false"
//
if (data != "false")
{
tempEqList = eqConverter.EarthquakeTrans(data, Earthquake.DataSource.PALERT, startdate, enddate);
EARTHQUAKE_LIST.AddRange(tempEqList);
}
reader.Close();
reader.Dispose();
}
}
}
//
// ****************************
// * *
// * CWB *
// * *
// ****************************
//
// The response data is HTML text.
// The data of the earthqukes are in each row except the first row of the table datalist4
//
// The oldest date of data in CWB website is in 1995/01
DateTime date_i;
if (startDate_dt.Year < 1995)
{
date_i = new DateTime(1995, 1, 1);
}
else
{
date_i = new DateTime(startDate_dt.Year, startDate_dt.Month, 1);
}
for (; date_i <= endDate_dt; date_i = date_i.AddMonths(1))
{
requestString = RequestProducer.GetEarhquakeRequestString(Earthquake.DataSource.CWB, date_i.ToString(), enddate, min_magnitude, max_magnitude);
request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
data = reader.ReadToEnd();
tempEqList = eqConverter.EarthquakeTrans(data, Earthquake.DataSource.CWB, startdate, enddate);
EARTHQUAKE_LIST.AddRange(tempEqList);
reader.Close();
reader.Dispose();
}
}
}
}
//
// ****************************
// * *
// * CKAN *
// * *
// ****************************
//
//
// The response data type is JSON.
//
requestString = RequestProducer.GetEarhquakeRequestString(Earthquake.DataSource.CKAN, startdate, enddate, min_magnitude, max_magnitude);
request = (HttpWebRequest)WebRequest.Create(requestString);
request.Method = WebRequestMethods.Http.Get;
request.ContentType = "application/json";
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
data = reader.ReadToEnd();
tempEqList = eqConverter.EarthquakeTrans(data, Earthquake.DataSource.CKAN, startdate, enddate);
EARTHQUAKE_LIST.AddRange(tempEqList);
reader.Close();
reader.Dispose();
}
}
}
// Sort by date
EARTHQUAKE_LIST.Sort((x, y) => { return(x.timeString.CompareTo(y.timeString)); });
// Cut the data which are not in the search range
// (date, magnitude... etc)
int eqListCount = EARTHQUAKE_LIST.Count();
for (int i = 0; i < eqListCount; i++)
{
float eqMag = float.Parse(EARTHQUAKE_LIST[i].magnitude);
DateTime eqTime = new DateTime(int.Parse(EARTHQUAKE_LIST[i].timeString.Substring(0, 4)),
int.Parse(EARTHQUAKE_LIST[i].timeString.Substring(4, 2)), int.Parse(EARTHQUAKE_LIST[i].timeString.Substring(6, 2)));
if (eqTime > endDate_dt || eqTime < startDate_dt || eqMag > float.Parse(max_magnitude) || eqMag < float.Parse(min_magnitude))
{
EARTHQUAKE_LIST.RemoveAt(i);
eqListCount--;
i--;
}
}
if (data == null)
{
return(NotFound());
}
return(Ok(EARTHQUAKE_LIST));
}
