using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Web;
using System.IO;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
namespace esms_client
{
public class SMSHttpPostClient
{
///
/// Method for sending single SMS.
///
/// Registered user name
/// Valid login password
/// Sender ID
/// valid Single Mobile Number
/// Message Content
/// Department generate key by login to services portal
// Method for sending single SMS.
public String sendSingleSMS(String username, String password, String senderid, String mobileNo, String message, String secureKey, String templateid, String templateid)
{
//Latest Generated Secure Key
Stream dataStream;
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; //forcing .Net framework to use TLSv1.2
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://msdgweb.mgov.gov.in/esms/sendsmsrequestDLT");
request.ProtocolVersion = HttpVersion.Version10;
request.KeepAlive = false;
request.ServicePoint.ConnectionLimit = 1;
//((HttpWebRequest)request).UserAgent = ".NET Framework Example Client";
((HttpWebRequest)request).UserAgent = "Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)";
request.Method = "POST";
System.Net.ServicePointManager.CertificatePolicy = new MyPolicy();
String encryptedPassword = encryptedPasswod(password);
String NewsecureKey = hashGenerator(username.Trim(), senderid.Trim(), message.Trim(), secureKey.Trim());
String smsservicetype = "singlemsg"; //For single message.
String query = "username=" + HttpUtility.UrlEncode(username.Trim()) +
"&password=" + HttpUtility.UrlEncode(encryptedPassword) +
"&smsservicetype=" + HttpUtility.UrlEncode(smsservicetype) +
"&content=" + HttpUtility.UrlEncode(message.Trim()) +
"&mobileno=" + HttpUtility.UrlEncode(mobileNo) +
"&senderid=" + HttpUtility.UrlEncode(senderid.Trim()) +
"&key=" + HttpUtility.UrlEncode(NewsecureKey.Trim()) +
"&templateid=" + HttpUtility.UrlEncode(templateid.Trim());
byte[] byteArray = Encoding.ASCII.GetBytes(query);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
String Status = ((HttpWebResponse)response).StatusDescription;
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return responseFromServer;
}
///
/// Method for sending bulk SMS.
///
/// Registered user name
/// Valid login password
/// Sender ID
/// valid Mobile Numbers
/// Message Content
/// Department generate key by login to services portal
// method for sending bulk SMS
public String sendBulkSMS(String username, String password, String senderid, String mobileNos, String message,String secureKey, String templateid)
{
Stream dataStream;
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; //forcing .Net framework to use TLSv1.2
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://msdgweb.mgov.gov.in/esms/sendsmsrequestDLT");
request.ProtocolVersion = HttpVersion.Version10;
request.KeepAlive = false;
request.ServicePoint.ConnectionLimit = 1;
//((HttpWebRequest)request).UserAgent = ".NET Framework Example Client";
((HttpWebRequest)request).UserAgent = "Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)";
request.Method = "POST";
System.Net.ServicePointManager.CertificatePolicy = new MyPolicy();
String encryptedPassword = encryptedPasswod(password);
String NewsecureKey = hashGenerator(username.Trim(), senderid.Trim(), message.Trim(), secureKey.Trim());
Console.Write(NewsecureKey);
Console.Write(encryptedPassword);
String smsservicetype = "bulkmsg"; // for bulk msg
String query = "username=" + HttpUtility.UrlEncode(username.Trim()) +
"&password=" + HttpUtility.UrlEncode(encryptedPassword) +
"&smsservicetype=" + HttpUtility.UrlEncode(smsservicetype) +
"&content=" + HttpUtility.UrlEncode(message.Trim()) +
"&bulkmobno=" + HttpUtility.UrlEncode(mobileNos) +
"&senderid=" + HttpUtility.UrlEncode(senderid.Trim()) +
"&key=" + HttpUtility.UrlEncode(NewsecureKey.Trim()) +
"&templateid=" + HttpUtility.UrlEncode(templateid.Trim());
Console.Write(query);
byte[] byteArray = Encoding.ASCII.GetBytes(query);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
String Status = ((HttpWebResponse)response).StatusDescription;
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return responseFromServer;
}
///
/// method for Sending unicode..
///
/// Registered user name
/// Valid login password
/// Sender ID
/// valid Mobile Numbers
/// Unicodemessage Message Content
/// Department generate key by login to services portal
//method for Sending unicode message..
public String sendUnicodeSMS(String username, String password, String senderid, String mobileNos, String Unicodemessage, String secureKey, String templateid)
{
Stream dataStream;
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; //forcing .Net framework to use TLSv1.2
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://msdgweb.mgov.gov.in/esms/sendsmsrequestDLT");
request.ProtocolVersion = HttpVersion.Version10;
request.KeepAlive = false;
request.ServicePoint.ConnectionLimit = 1;
//((HttpWebRequest)request).UserAgent = ".NET Framework Example Client";
((HttpWebRequest)request).UserAgent = "Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)";
request.Method = "POST";
System.Net.ServicePointManager.CertificatePolicy = new MyPolicy();
String U_Convertedmessage = "";
foreach (char c in Unicodemessage)
{
int j = (int)c;
String sss = "&#" + j + ";";
U_Convertedmessage = U_Convertedmessage + sss;
}
String encryptedPassword = encryptedPasswod(password);
String NewsecureKey = hashGenerator(username.Trim(), senderid.Trim(), U_Convertedmessage.Trim(), secureKey.Trim());
String smsservicetype = "unicodemsg"; // for unicode msg
String query = "username=" + HttpUtility.UrlEncode(username.Trim()) +
"&password=" + HttpUtility.UrlEncode(encryptedPassword) +
"&smsservicetype=" + HttpUtility.UrlEncode(smsservicetype) +
"&content=" + HttpUtility.UrlEncode(U_Convertedmessage.Trim()) +
"&bulkmobno=" + HttpUtility.UrlEncode(mobileNos) +
"&senderid=" + HttpUtility.UrlEncode(senderid.Trim()) +
"&key=" + HttpUtility.UrlEncode(NewsecureKey.Trim())+
"&templateid=" + HttpUtility.UrlEncode(templateid.Trim());
byte[] byteArray = Encoding.ASCII.GetBytes(query);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
String Status = ((HttpWebResponse)response).StatusDescription;
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return responseFromServer;
}
///
/// Method for sending OTP MSG.
///
/// Registered user name
/// Valid login password
/// Sender ID
/// valid single Mobile Number
/// Message Content
/// Department generate key by login to services portal
// Method for sending OTP MSG.
public String sendOTPMSG(String username, String password, String senderid, String mobileNo, String message, String secureKey, String templateid)
{
Stream dataStream;
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; //forcing .Net framework to use TLSv1.2
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://msdgweb.mgov.gov.in/esms/sendsmsrequestDLT");
request.ProtocolVersion = HttpVersion.Version10;
request.KeepAlive = false;
request.ServicePoint.ConnectionLimit = 1;
//((HttpWebRequest)request).UserAgent = ".NET Framework Example Client";
((HttpWebRequest)request).UserAgent = "Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)";
request.Method = "POST";
System.Net.ServicePointManager.CertificatePolicy = new MyPolicy();
String encryptedPassword = encryptedPasswod(password);
String key = hashGenerator(username.Trim(), senderid.Trim(), message.Trim(), secureKey.Trim());
String smsservicetype = "otpmsg"; //For OTP message.
String query = "username=" + HttpUtility.UrlEncode(username.Trim()) +
"&password=" + HttpUtility.UrlEncode(encryptedPassword) +
"&smsservicetype=" + HttpUtility.UrlEncode(smsservicetype) +
"&content=" + HttpUtility.UrlEncode(message.Trim()) +
"&mobileno=" + HttpUtility.UrlEncode(mobileNo) +
"&senderid=" + HttpUtility.UrlEncode(senderid.Trim()) +
"&key=" + HttpUtility.UrlEncode(key.Trim())+
"&templateid=" + HttpUtility.UrlEncode(templateid.Trim());
byte[] byteArray = Encoding.ASCII.GetBytes(query);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
String Status = ((HttpWebResponse)response).StatusDescription;
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return responseFromServer;
}
// Method for sending UnicodeOTP MSG.
///
/// method for Sending unicode..
///
/// Registered user name
/// Valid login password
/// Sender ID
/// valid Mobile Numbers
/// Unicodemessage Message Content
/// Department generate key by login to services portal
//method for Sending unicode message..
public String sendUnicodeOTPSMS(String username, String password, String senderid, String mobileNos, String UnicodeOTPmsg, String secureKey, String templateid)
{
Stream dataStream;
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; //forcing .Net framework to use TLSv1.2
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://msdgweb.mgov.gov.in/esms/sendsmsrequestDLT");
request.ProtocolVersion = HttpVersion.Version10;
request.KeepAlive = false;
request.ServicePoint.ConnectionLimit = 1;
//((HttpWebRequest)request).UserAgent = ".NET Framework Example Client";
((HttpWebRequest)request).UserAgent = "Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)";
request.Method = "POST";
System.Net.ServicePointManager.CertificatePolicy = new MyPolicy();
String U_Convertedmessage = "";
foreach (char c in UnicodeOTPmsg)
{
int j = (int)c;
String sss = "&#" + j + ";";
U_Convertedmessage = U_Convertedmessage + sss;
}
String encryptedPassword = encryptedPasswod(password);
String NewsecureKey = hashGenerator(username.Trim(), senderid.Trim(), U_Convertedmessage.Trim(), secureKey.Trim());
String smsservicetype = "unicodeotpmsg"; // for unicode msg
String query = "username=" + HttpUtility.UrlEncode(username.Trim()) +
"&password=" + HttpUtility.UrlEncode(encryptedPassword) +
"&smsservicetype=" + HttpUtility.UrlEncode(smsservicetype) +
"&content=" + HttpUtility.UrlEncode(U_Convertedmessage.Trim()) +
"&bulkmobno=" + HttpUtility.UrlEncode(mobileNos) +
"&senderid=" + HttpUtility.UrlEncode(senderid.Trim()) +
"&key=" + HttpUtility.UrlEncode(NewsecureKey.Trim())+
"&templateid=" + HttpUtility.UrlEncode(templateid.Trim());
byte[] byteArray = Encoding.ASCII.GetBytes(query);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
String Status = ((HttpWebResponse)response).StatusDescription;
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return responseFromServer;
}
///
/// Method to get Encrypted the password
///
/// password as String"
protected String encryptedPasswod(String password)
{
byte[] encPwd = Encoding.UTF8.GetBytes(password);
//static byte[] pwd = new byte[encPwd.Length];
HashAlgorithm sha1 = HashAlgorithm.Create("SHA1");
byte[] pp = sha1.ComputeHash(encPwd);
// static string result = System.Text.Encoding.UTF8.GetString(pp);
StringBuilder sb = new StringBuilder();
foreach (byte b in pp)
{
sb.Append(b.ToString("x2"));
}
return sb.ToString();
}
///
/// Method to Generate hash code
///
/// your last generated Secure_key
protected String hashGenerator(String Username, String sender_id, String message, String secure_key)
{
StringBuilder sb = new StringBuilder();
sb.Append(Username).Append(sender_id).Append(message).Append(secure_key);
byte[] genkey = Encoding.UTF8.GetBytes(sb.ToString());
//static byte[] pwd = new byte[encPwd.Length];
HashAlgorithm sha1 = HashAlgorithm.Create("SHA512");
byte[] sec_key = sha1.ComputeHash(genkey);
StringBuilder sb1 = new StringBuilder();
for (int i = 0; i < sec_key.Length; i++)
{
sb1.Append(sec_key[i].ToString("x2"));
}
return sb1.ToString();
}
}
}
class MyPolicy : ICertificatePolicy
{
public bool CheckValidationResult(ServicePoint srvPoint, X509Certificate certificate, WebRequest request, int certificateProblem)
{
return true;
}
}
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