// SMSLib for Java v3
// A Java API library for sending and receiving SMS via a GSM modem
// or other supported gateways.
// Web Site: http://www.smslib.org
//
// Copyright (C) 2002-2012, Thanasis Delenikas, Athens/GREECE.
// SMSLib is distributed under the terms of the Apache License version 2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.smslib.smsserver.interfaces;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Properties;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.smslib.AGateway;
import org.smslib.InboundMessage;
import org.smslib.Library;
import org.smslib.OutboundMessage;
import org.smslib.InboundMessage.MessageClasses;
import org.smslib.Message.MessageEncodings;
import org.smslib.Message.MessageTypes;
import org.smslib.OutboundMessage.MessageStatuses;
import org.smslib.Service;
import org.smslib.smsserver.SMSServer;
/**
* Interface for embedded web server.<br />
*/
public class HttpServer extends Interface<Integer>
{
public static final int ERR_INVALID_PARMS = -9000;
public static final int ERR_MISSING_PARMS = -9001;
public static final int ERR_SEND_ERROR = -9002;
public static final int ERR_WRONG_PASSWORD = -9003;
public static final int ERR_INTERNAL_ERROR = -9999;
WebServer webServer;
public HttpServer(String myInterfaceId, Properties myProps, SMSServer myServer, InterfaceTypes myType)
{
super(myInterfaceId, myProps, myServer, myType);
setDescription("Default HTTP Server interface.");
}
@Override
public void start() throws Exception
{
setWebServer(new WebServer(this.getServer(), Integer.parseInt(getProperty("port", "8080"))));
Thread.sleep(2000);
getWebServer().start();
Thread.sleep(2000);
super.start();
}
@Override
public void stop() throws Exception
{
getWebServer().interrupt();
super.stop();
}
WebServer getWebServer()
{
return this.webServer;
}
void setWebServer(WebServer myWebServer)
{
this.webServer = myWebServer;
}
class WebServer extends Thread
{
SMSServer server;
int port;
public WebServer(SMSServer myServer, int myPort)
{
this.server = myServer;
this.port = myPort;
}
@Override
public void run()
{
Server httpServer = new Server(this.port);
httpServer.setHandler(new HttpHandler(this.server));
try
{
httpServer.start();
}
catch (Exception e)
{
e.printStackTrace();
}
}
}
class HttpHandler extends AbstractHandler
{
protected SMSServer server;
public HttpHandler(SMSServer myServer)
{
this.server = myServer;
}
protected SMSServer getSMSServer()
{
return this.server;
}
@Override
public void handle(String target, Request req, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
{
if (request.getPathInfo().toString().equals("/")) new Status(getSMSServer(), target, request, response).process();
else if (request.getPathInfo().toString().equals("/status")) new Status(getSMSServer(), target, request, response).process();
else if (request.getPathInfo().toString().equals("/send")) new Send(getSMSServer(), target, request, response).process();
else if (request.getPathInfo().toString().equals("/read")) new Read(getSMSServer(), target, request, response).process();
}
}
abstract class AHttpCommand
{
private SMSServer smsServer;
private String target;
private HttpServletRequest request;
private HttpServletResponse response;
public AHttpCommand(SMSServer myServer, String myTarget, HttpServletRequest myRequest, HttpServletResponse myResponse)
{
setSMSServer(myServer);
setTarget(myTarget);
setRequest(myRequest);
setResponse(myResponse);
}
protected SMSServer getSMSServer()
{
return this.smsServer;
}
protected void setSMSServer(SMSServer mySmsServer)
{
this.smsServer = mySmsServer;
}
protected String getTarget()
{
return this.target;
}
protected void setTarget(String myTarget)
{
this.target = myTarget;
}
protected HttpServletRequest getRequest()
{
return this.request;
}
protected void setRequest(HttpServletRequest myRequest)
{
this.request = myRequest;
}
protected HttpServletResponse getResponse()
{
return this.response;
}
protected void setResponse(HttpServletResponse myResponse)
{
this.response = myResponse;
}
public abstract void process() throws IOException, ServletException;
}
class Status extends AHttpCommand
{
public Status(SMSServer myServer, String myTarget, HttpServletRequest myRequest, HttpServletResponse myResponse)
{
super(myServer, myTarget, myRequest, myResponse);
}
@Override
public void process() throws IOException
{
PrintWriter body = getResponse().getWriter();
getResponse().setContentType("text/html");
getResponse().setStatus(HttpServletResponse.SC_OK);
body.println("<html>");
body.println("<head>");
body.println("<title>SMSServer - Status</title>");
body.println("<style type='text/css'> ");
body.println("<!--");
body.println("#box-table-a");
body.println("{");
body.println("font-family: 'Lucida Sans Unicode', 'Lucida Grande', Sans-Serif;");
body.println("font-size: 12px;");
body.println("width: 100px;");
body.println("text-align: left;");
body.println("border-collapse: collapse;");
body.println("}");
body.println("#box-table-a th");
body.println("{");
body.println("font-size: 13px;");
body.println("font-weight: normal;");
body.println("padding: 8px;");
body.println("background: #b9c9fe;");
body.println("border-top: 4px solid #aabcfe;");
body.println("border-bottom: 1px solid #fff;");
body.println("color: #039;");
body.println("}");
body.println("#box-table-a td");
body.println("{");
body.println("padding: 8px;");
body.println("background: #e8edff; ");
body.println("border-bottom: 1px solid #fff;");
body.println("color: #669;");
body.println("border-top: 1px solid transparent;");
body.println("}");
body.println("#box-table-a tr:hover td");
body.println("{");
body.println("background: #d0dafd;");
body.println("color: #339;");
body.println("}");
body.println("-->");
body.println("</style>");
body.println("</head>");
body.println("<body style='font-family:Arial, Helvetica, sans-serif; font-size: 0.8em;'>");
body.println("<p style='font-size: 2em; font-weight: bold; text-align: center;'>SMSServer - Status Page</p>");
{
String tpl, line;
int days, hours, minutes;
long msMillisDiff;
tpl = "<p style='text-align: center;'>Version: _VERSION<br />Uptime: since _START, _D days, _H hours, _M minutes</p>";
line = tpl.replaceAll("_VERSION", Library.getLibraryVersion());
line = line.replaceAll("_START", new Date(Service.getInstance().getStartMillis()).toString());
msMillisDiff = System.currentTimeMillis() - Service.getInstance().getStartMillis();
days = (int) (msMillisDiff / (24 * 60 * 60 * 1000));
msMillisDiff = msMillisDiff - (days * (24 * 60 * 60 * 1000));
hours = (int) (msMillisDiff / (60 * 60 * 1000));
msMillisDiff = msMillisDiff - (hours * (60 * 60 * 1000));
minutes = (int) (msMillisDiff / (60 * 1000));
line = line.replaceAll("_D", "" + days);
line = line.replaceAll("_H", "" + hours);
line = line.replaceAll("_M", "" + minutes);
body.println(line);
}
body.println("<p style='font-size: 1.3em; font-weight: bold; text-align: center;'>Gateway Status</p>");
body.println("<center>");
body.println("<table id='box-table-a' style='width: 750px;'>");
body.println("<tr><th></th><th></th><th></th><th></th><th scope='col' colspan='2' style='text-align: center;'>Total Traffic</th><th></th><th></th><th></th></tr>");
body.println("<tr><th>Name</th><th>Type</th><th style='text-align: center;'>IN?</th><th style='text-align: center;'>OUT?</th><th style='text-align: right;'>Inbound</th><th style='text-align: right;'>Outbound</th><th style='text-align: right;'>Queued</th><th style='text-align: right;'>Restarts</th><th style='text-align: center;'>Status</th></tr>");
{
String line;
for (AGateway gateway : Service.getInstance().getGateways())
{
line = "<tr><td>_NAME</td><td>_CLASS</td><td style='text-align: center;'>_ISIN</td><td style='text-align: center;'>_ISOUT</td><td style='text-align: right;'>_INBOUND</td><td style='text-align: right;'>_OUTBOUND</td><td style='text-align: right;'>_QUEUED</td><td style='text-align: right;'>_RESTART</td><td style='text-align: center;'>_STATUS</td></tr>";
line = line.replaceAll("_NAME", gateway.getGatewayId());
line = line.replaceAll("_CLASS", gateway.getClass().getName());
line = line.replaceAll("_ISIN", (gateway.isInbound() ? "Yes" : "No"));
line = line.replaceAll("_ISOUT", (gateway.isOutbound() ? "Yes" : "No"));
line = line.replaceAll("_INBOUND", "" + gateway.getInboundMessageCount());
line = line.replaceAll("_OUTBOUND", "" + gateway.getOutboundMessageCount());
line = line.replaceAll("_QUEUED", "" + Service.getInstance().getQueueManager().getPendingMessages(gateway.getGatewayId()));
line = line.replaceAll("_RESTART", "" + gateway.getRestartCount());
switch (gateway.getStatus())
{
case STOPPING:
line = line.replaceAll("_STATUS", "" + "Stopping...");
break;
case STOPPED:
line = line.replaceAll("_STATUS", "" + "Stopped");
break;
case FAILURE:
line = line.replaceAll("_STATUS", "" + "Failure");
break;
case RESTART:
line = line.replaceAll("_STATUS", "" + "Restarting");
break;
case STARTING:
line = line.replaceAll("_STATUS", "" + "Starting...");
break;
case STARTED:
line = line.replaceAll("_STATUS", "" + "Started");
break;
}
body.println(line);
}
}
body.println("</table>");
body.println("</center>");
body.println("<br />");
body.println("<p style='font-size: 1.3em; font-weight: bold; text-align: center;'>Interface Status</p>");
body.println("<center>");
body.println("<table id='box-table-a' style='width: 500px;'>");
//body.println("<tr><th></th><th></td><th></th><th></th><th scope='col' colspan='2' style='text-align: center;'>Total Traffic</th></tr>");
body.println("<tr><th>Name</th><th>Type</th><th style='text-align: center;'>IN?</th><th style='text-align: center;'>OUT?</th><th style='text-align: center;'>Queue</th></tr>");
{
String line;
for (Interface<? extends Object> inf : getSMSServer().getInfList())
{
line = "<tr><td>_NAME</td><td>_CLASS</td><td style='text-align: center;'>_ISIN</td><td style='text-align: center;'>_ISOUT</td><td style='text-align: center;'>_QUEUE</td></tr>";
line = line.replaceAll("_NAME", inf.getId());
line = line.replaceAll("_CLASS", inf.getClass().getName());
line = line.replaceAll("_ISIN", (inf.isInbound() ? "Yes" : "No"));
line = line.replaceAll("_ISOUT", (inf.isOutbound() ? "Yes" : "No"));
try
{
line = line.replaceAll("_QUEUE", (inf.getPendingMessagesToSend() == -1 ? "N/A" : "" + inf.getPendingMessagesToSend()));
}
catch (Exception e)
{
line = line.replaceAll("_QUEUE", "N/A");
}
body.println(line);
}
}
body.println("</table>");
body.println("</center>");
body.println("</body>");
body.println("</html>");
((Request) getRequest()).setHandled(true);
}
}
public class Read extends AHttpCommand
{
public Read(SMSServer myServer, String myTarget, HttpServletRequest myRequest, HttpServletResponse myResponse)
{
super(myServer, myTarget, myRequest, myResponse);
}
@Override
public void process() throws IOException
{
String gateway;
String password;
PrintWriter body = getResponse().getWriter();
password = getRequest().getParameter("password");
if (password != null && password.equalsIgnoreCase(getProperty("password.read", "")))
{
List<InboundMessage> msgList = new ArrayList<InboundMessage>();
getResponse().setContentType("text/xml");
getResponse().setStatus(HttpServletResponse.SC_OK);
gateway = getRequest().getParameter("gateway");
try
{
if ((gateway != null) && (gateway.length() != 0)) Service.getInstance().readMessages(msgList, MessageClasses.ALL, gateway);
else Service.getInstance().readMessages(msgList, MessageClasses.ALL);
body.println("<?xml version='1.0' encoding='UTF-8'?>");
body.println("<messages>");
body.printf("<error>0</error>", 0);
for (InboundMessage msg : msgList)
{
body.println("<message>");
if (msg.getType() == MessageTypes.INBOUND)
{
body.printf("<message_type>%s</message_type>", "Inbound");
body.printf("<message_date>%s</message_date>\n", getDateAsISO8601(msg.getDate()));
body.printf("<originator>%s</originator>\n", msg.getOriginator());
body.printf("<text>\n<![CDATA[\n%s\n]]>\n</text>\n", msg.getText());
body.printf("<encoding>%s</encoding>\n", msg.getEncoding());
body.printf("<gateway>%s</gateway>\n", msg.getGatewayId());
}
body.println("</message>");
}
body.println("</messages>");
}
catch (Exception e)
{
body.println("<messages>");
body.printf("<error>%d</error>", ERR_INTERNAL_ERROR);
body.println("</messages>");
}
}
else
{
getResponse().setContentType("text/xml");
getResponse().setStatus(HttpServletResponse.SC_OK);
body.println("<?xml version='1.0' encoding='UTF-8'?>");
body.println("<messages>");
body.printf("<error>%d</error>", ERR_WRONG_PASSWORD);
body.printf("<error_description>%s</error_description>", "Invalid password.");
body.println("</messages>");
}
((Request) getRequest()).setHandled(true);
}
}
public class Send extends AHttpCommand
{
public Send(SMSServer myServer, String myTarget, HttpServletRequest myRequest, HttpServletResponse myResponse)
{
super(myServer, myTarget, myRequest, myResponse);
}
@Override
public void process() throws IOException
{
boolean foundErrors = false;
String recipient, text, parm;
String password;
PrintWriter body = getResponse().getWriter();
password = getRequest().getParameter("password");
if (password != null && password.equalsIgnoreCase(getProperty("password.send", "")))
{
getResponse().setContentType("text/xml");
getResponse().setStatus(HttpServletResponse.SC_OK);
recipient = getRequest().getParameter("recipient");
text = getRequest().getParameter("text");
if (((recipient == null) || (recipient.length() == 0)) || ((text == null) || (text.length() == 0)))
{
foundErrors = true;
pushResponse(body, ERR_MISSING_PARMS, "Missing Parameters.");
}
else
{
OutboundMessage msg = new OutboundMessage(recipient, text);
parm = getRequest().getParameter("encoding");
if ((parm != null) && parm.length() != 0)
{
if (parm.equalsIgnoreCase("7")) msg.setEncoding(MessageEncodings.ENC7BIT);
else if (parm.equalsIgnoreCase("8")) msg.setEncoding(MessageEncodings.ENC8BIT);
else if (parm.equalsIgnoreCase("U")) msg.setEncoding(MessageEncodings.ENCUCS2);
else
{
foundErrors = true;
pushResponse(body, ERR_INVALID_PARMS, "Invalid encoding requested.");
}
}
parm = getRequest().getParameter("priority");
if ((parm != null) && (parm.length() != 0))
{
try
{
msg.setPriority(Integer.parseInt(parm));
}
catch (Exception e)
{
foundErrors = true;
pushResponse(body, ERR_INVALID_PARMS, "Invalid priority requested.");
}
}
parm = getRequest().getParameter("from");
if ((parm != null) && (parm.length() != 0)) msg.setFrom(parm);
parm = getRequest().getParameter("gateway");
if ((parm != null) && (parm.length() != 0)) msg.setGatewayId(parm);
if (!foundErrors)
{
try
{
Service.getInstance().sendMessage(msg);
pushResponse(body, msg);
}
catch (Exception e)
{
pushResponse(body, ERR_INTERNAL_ERROR, e.getMessage());
}
}
}
}
else
{
pushResponse(body, ERR_WRONG_PASSWORD, "Invalid password.");
}
((Request) getRequest()).setHandled(true);
}
private void pushResponse(PrintWriter body, OutboundMessage msg)
{
body.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
body.println("<send>");
if (msg.getMessageStatus() == MessageStatuses.SENT)
{
body.printf("<error>%d</error>", 0);
}
else
{
body.printf("<error>%d</error>", ERR_SEND_ERROR);
body.printf("<error_description>%s</error_description>", "Message not sent.");
}
body.printf("<message_status>%s</message_status>", msg.getMessageStatus());
if (msg.getMessageStatus() == MessageStatuses.FAILED) body.printf("<failure_cause>%s</failure_cause>", msg.getFailureCause());
body.printf("<ref_no>%s</ref_no>", msg.getRefNo());
body.printf("<gateway>%s</gateway>", msg.getGatewayId());
body.println("</send>");
}
private void pushResponse(PrintWriter body, int errNo, String errMessage)
{
body.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
body.println("<send>");
body.printf("<error>%d</error>", errNo);
body.printf("<error_description>%s</error_description>", errMessage);
body.println("</send>");
}
}
protected String getDateAsISO8601(Date date)
{
Date myDate;
myDate = (date == null ? new Date() : date);
String result = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(myDate);
StringBuilder sb = new StringBuilder(result.length() + 1);
sb.append(result.substring(0, result.length() - 2));
sb.append(":");
sb.append(result.substring(result.length() - 2));
return sb.toString();
}
}