/*
 * WPAPISearchVoters.java
 */
import java.io.*;
import java.net.*;
import java.lang.Integer;
import javax.script.*;
import java.util.regex.*;

public class WPAPISearchVoters
{        
    public static void main(String [] args) 
    {
      if (args.length < 3)
      {
         System.out.println("Usage: java WPAPISearch Areacode Exchange LineNumber");
         System.out.println("Where Areacode is a 3 digit number");
         System.out.println("Where Exchange is a 3 digit number");
         System.out.println("...and LineNumber is a 4 digit number");
         System.out.println("Enter spaces between Areacode and Exchange and LineNumber");
         System.exit(0);
      }

      //create the JavaScript Engine for this program
      //Not that we use JavaScript functions in this program
      //The Clerk's website returns an error, JavaScript not enabled, if we don't "enable" JS

      ScriptEngineManager manager = new ScriptEngineManager();
      ScriptEngine engine = manager.getEngineByName("JavaScript");

      // javax.script.Invocable is an optional interface.
      // Check whether your script engine implements or not!
      // Note that the JavaScript engine implements Invocable interface.
      Invocable inv = (Invocable) engine;

      int hitCntr = 0;
      String firstname = "";
      String middlename = "";
      String middleInit = "";
      String lastname = "";
      String buffy = "";
      String bday = "";
      byte [] crlf = new byte[]{13,10}; //I was using primitive file handling- leaving this here
      String testStr = "";
      String htmlStr = "";  //this is the name of the final result of the main loop - a html file
      int AreaCodeInt = Integer.parseInt(args[0]);     
      int ExchangeInt = Integer.parseInt(args[1]);
      int LineInt = Integer.parseInt(args[2]);   
      
      InputStream  whiteIn = null;  //input stream from WhitePages API page
      OutputStream whiteOut = null; //output stream to capture returned XML
      String urlStrFront = "http://api.whitepages.com/reverse_phone/1.0/?phone=";
      String urlStrEnd = ";api_key=akeyyougetfromthe whitepagesapiwebsite";
      String phone = null;

           for (int exNum = ExchangeInt; exNum > 99; exNum--)
           {                        
              for (int lineNum = LineInt; lineNum >= 0; lineNum--)
              {                 
                 String exNumStr;
                 String lineNumStr;
                 if (exNum < 10)
                 {                         
                    exNumStr = "00" + exNum;
                 }
                 else if (exNum < 100)
                 {
                    exNumStr = "0" + exNum;
                 }
                 else
                 {
                    exNumStr = Integer.toString(exNum);
                 }
                 if (lineNum < 10)
                 {
                    lineNumStr = "000" + lineNum;
                 }
                 else if (lineNum < 100)
                 {
                    lineNumStr = "00" + lineNum;
                 }
                 else if (lineNum < 1000)
                 {
                    lineNumStr = "0" + lineNum;
                 }
                 else
                 {
                    lineNumStr = Integer.toString(lineNum);
                 }   
                 String npa = args[0];
                 phone = npa + exNumStr;
                 phone = phone + lineNumStr;  //phone number to check
                 //System.out.println("Checking on phone #: " + phone);
                 String urlStr = urlStrFront + phone + urlStrEnd;
                 URL url = null;
                 try
                 {
                    //System.out.println("Create XML file");
                    url = new URL(urlStr);   //call to WhitePAges API
                    //System.out.println("Check on how many hits we have");
                    if (++hitCntr > 200) break; //we only get 200 queries/day
                 }
                 catch (IOException IOe)
                 {                                            
                    continue;
                 }
                 try
                 {
                    //System.out.println("Analyzing data in XML file");
                    boolean noname = true;   //set to false if we find a name
                    whiteIn = url.openStream();  //create a stream to it
                    whiteOut = new FileOutputStream(phone); //name XML file the same as the phone number being tested
                    byte[] buffer = new byte[4096];  //will hold XML output
                    int bytes_read;
                    while((bytes_read = whiteIn.read(buffer)) != -1)
                    {
                       testStr = new String(buffer);
                       //System.out.println("Checking out: " + testStr);
                       if (testStr.indexOf("name") != -1)
                       {
                          noname = false;
                       }
                       whiteOut.write(buffer,0,bytes_read); //write XML                        
                    }
                    whiteIn.close();
                    whiteOut.close();
                    //if there is no string "name" in this file, delete it                   
                    if (noname)
                    {
                       File f = new File(phone);
                       //System.out.println("No name in this string");
                       if (f.exists())
                       {
                          f.delete();
                       }
                    }
                    else
                    {
                       firstname = "";
                       middlename = "";
                       middleInit = "";
                       lastname = "";
                       int indexOpen = 0;
                       int indexClose = 0;
                       indexOpen = testStr.indexOf("<wp:firstname>");
                       if (indexOpen != -1)
                       {
                          indexClose = testStr.indexOf("</wp:firstname>");
                          firstname =  testStr.substring(indexOpen + 14, indexClose);
                       }

                       indexOpen = testStr.indexOf("<wp:middlename>");                       
                       if (indexOpen != -1)
                       {                       
                          indexClose = testStr.indexOf("</wp:middlename>");
                          //middlename = testStr.substring(indexOpen + 15, indexClose);
                          middleInit = testStr.substring(indexOpen + 15, indexOpen + 16);
                       }

                       indexOpen = testStr.indexOf("<wp:lastname>");                       
                       if (indexOpen != -1)
                       {                          
                          indexClose = testStr.indexOf("</wp:lastname>");
                          lastname =  testStr.substring(indexOpen + 13, indexClose);
                       }
                       System.out.println(firstname + " " + lastname);

                       if ((firstname.length() > 0) && (lastname.length() > 0))
                       {
                          //we also name the html output here
                          htmlStr = "";
                          //System.out.println("We have a first and last name\n");
                          String fullName = "window.open(\"http://www.clerk-17th-flcourts.org/Clerkwebsite/BCCOC2/OdysseyPA/case_search_results.aspx?hidSearchType=party_case&txtLastName=";
                                 fullName += lastname;                               
                                 fullName += "&txtFirstName=";
                                 fullName += firstname;
                                 fullName += "&txtMiddleInitial=";
                                 fullName += middleInit;
                                 fullName += "&txtBusinessEntity=&chkAdvSearch=0&cboCourtType=&txtDateFiledOnOrAfter=&txtDateFiledOnOrBefore=&sbmPublicParty=Submit&user_type=&DisplayCitation=yes&DisplayType=Criminal&StatusType=&AllStatusTypes=1&SearchType=&CaseType=\"";
                                 fullName += ");";
                                 htmlStr = firstname + lastname + ".html";
                          //See if we can pull this person up in public records
                          try
                          {
                             String clerkStr  = "http://www.clerk-17th-flcourts.org/Clerkwebsite/BCCOC2/OdysseyPA/case_search_results.aspx?hidSearchType=party_case&txtLastName=";
                                    clerkStr += lastname;
                                    clerkStr += "&txtFirstName=";
                                    clerkStr += firstname;
//The Clerk's site fails to find people when I supply the middle initial - taking it out
//                                    clerkStr += "&txtMiddleInitial=";
//                                    clerkStr += middleInit;
                                    clerkStr += "&txtBusinessEntity=&chkAdvSearch=0&cboCourtType=&txtDateFiledOnOrAfter=&txtDateFiledOnOrBefore=&sbmPublicParty=Submit&user_type=&DisplayCitation=yes&DisplayType=Criminal&StatusType=&AllStatusTypes=1&SearchType=&CaseType=";
                             HttpClient aClient = new HttpClient(clerkStr);
                             buffy = aClient.returnBuffy();
                             //System.out.println("buffy: " + buffy);      
                             //Make sure we can parse the birth date out of buffy
                             //Currently we need to search for "D.O.B" and then 4 "<td" strings
                             //the first date string we get after this location is the defendant's
                             //birth date - call a routine to do this
                             DOBParser bDayParser = new DOBParser(buffy);
                             bday = bDayParser.getBDay();
                             if (!bday.equals("DOA"))
                             {
                                //create web page that we can run locally
                                //to get get voter information from public records
                                try
                                {
                                   //this is where we create the html file that gets voter info
                                   //This web page is cloaked, so I don't see the cgi call when
                                   //clicking on submit, otherwise I'd just get the info from a
                                   //socket stream, like I've been doing in the previous steps.

                                   //read in a copy of CheckVoterStatus.htm that I stored locally
                                   FileInputStream fstream = new FileInputStream("CheckVoterStatus.htm");
                                   DataInputStream in = new DataInputStream(fstream);
                                   BufferedReader br = new BufferedReader(new InputStreamReader(in));

                                   String tmpTxt = "";
                                   String VoterStr = "";
                                   while ((tmpTxt = br.readLine()) != null)
                                   {
                                      VoterStr += tmpTxt;
                                   }
                                   
                                   //Now replace substrings with the values we need to search for
                                   String LatestVoterStr = VoterStr.replaceAll("Pamela", firstname);
                                   VoterStr = LatestVoterStr.replaceAll("Anderson", lastname);
                                   LatestVoterStr = VoterStr.replaceAll("07/01/1967", bday);

                                   //Create html output - we will click on these manually
                                   //to get the voter info - it asks for captcha characters
                                   FileWriter ostream = new FileWriter(htmlStr);
                                   BufferedWriter BR  = new BufferedWriter(ostream);
                                   BR.write(LatestVoterStr);
                                   BR.write('\n');
                                   BR.flush();
                                }
                                catch (Exception e)
                                {
                                   System.out.println("Failed to create " + htmlStr);
                                }
                             }
                          }
                          catch (Exception e)
                          {
                             e.printStackTrace();   
                          }
                                                        
                          System.out.println("That's it for the web page. Press any key to continue:");
                          String str = new BufferedReader(new InputStreamReader(System.in)).readLine(); 
                          //DMK, 03/06/2012 - end of code for this date

                       }
                    }
                    try
                    {
                       Thread.sleep(1000);
                    }
                    catch (Exception e)
                    {
                       System.out.println("Failed to sleep for 1 second\n");
                    }
                 }  // end of first try after phone number created in for loop
                 catch (IOException IOe)
                 {
                    continue;   //skip to next phone number
                 }
              }  //end of inner for loop
              
           }  //end of outer for loop

    } //end of main function in WPAPISearchVoters  
}    //end of WPAPISearchVoters
      
class HttpClient
{
   String tempStr = "";
   HttpClient(String urlStr)
   {
    try
    {         
       OutputStream to_file = System.out;   // so we can see this as it takes place

      //Now use the URL class to parse the user-specified URL into
      //it's various parts
      URL url = new URL(urlStr);
      
      String host = url.getHost();
      int port = 80;
      String filename = url.getFile();

      //create the socket
      Socket socket = new Socket(host, port);

      //get input and output streams for the socket
      InputStream from_server = socket.getInputStream();
      PrintWriter to_server = new PrintWriter(socket.getOutputStream());

      //send a GET to the web server
      to_server.print("GET " + filename + "\n\n");
      //to_server.print("GET / \n\n");
      to_server.flush();

      //read the server's response      
      int bytes_read;
      byte [] localBuffy = new byte[4096];
      while ((bytes_read = from_server.read(localBuffy)) != -1)
      {
         //to_file.write(localBuffy, 0, bytes_read);
         String localStr = new String(localBuffy);
         tempStr += localStr; 
      }
      //finished reading from the server; close up
      socket.close();
      to_file = null;
    }
    catch (Exception e)
    {
       System.err.println(e);     
    }
   } //end of HttpClient constructor

   String returnBuffy()
   {
      return tempStr;
   }
}    //end of HttpClient Class   

class DOBParser
{
   String localBDay = null;
   DOBParser(String buffy)
   { 
      //Currently we need to search for "D.O.B" and then 4 "<td" strings
      //the first date string we get after this location is the defendant's birth date
      int indexDOB = 0;
      int tdPos    = 0;
      int nextTD   = 0;
      indexDOB = buffy.indexOf("D.O.B");
      tdPos    = buffy.indexOf("<td",indexDOB);     //1st "<td"
      nextTD   = buffy.indexOf("<td",tdPos);        //2nd "<td"
      tdPos    = buffy.indexOf("<td",nextTD);       //3rd "<td"
      nextTD   = buffy.indexOf("<td",tdPos);        //4th "<td"
      String searchStr = buffy.substring(nextTD);
      //There are two date strings after this point in the string. The first date string
      //is the birth date of the defendant (voter candidate).
      Pattern datePattern = Pattern.compile("(\\d{2})/(\\d{2})/(\\d{4})");
      Matcher dateMatcher = datePattern.matcher(searchStr);
      if (dateMatcher.find())
      {
         localBDay = dateMatcher.group(1) + "/" + dateMatcher.group(2) + "/" + dateMatcher.group(3);
      }
      else
      {
         localBDay = "DOA";
      }
   }

   String getBDay()
   {
      return localBDay; 
   }
}