Pileus Git - ~andy/spades/blob - src/org/pileus/spades/Message.java

   1 package org.pileus.spades;
   2
   3 import java.util.regex.Pattern;
   4 import java.util.regex.Matcher;
   5
   6 public class Message
   7 {
   8         /* Constnats */
   9         private final  String  reMsg  = "(:([^ ]+) +)?(([A-Z0-9]+) +)(([^ ]+) +)?(([^: ]+) +)?(:(.*))";
  10         private final  String  reFrom = "([^! ]+)!.*";
  11         private final  String  reTo   = "(([^ :,]*)[:,] *)?(.*)";
  12
  13         private static Pattern ptMsg  = null;
  14         private static Pattern ptFrom = null;
  15         private static Pattern ptTo   = null;
  16
  17         /* Public data */
  18         public String  line = "";
  19
  20         public String  src  = "";
  21         public String  cmd  = "";
  22         public String  dst  = "";
  23         public String  arg  = "";
  24         public String  msg  = "";
  25
  26         public String  from = "";
  27         public String  to   = "";
  28         public String  txt  = "";
  29
  30         /* Private methods */
  31         private String notnull(String string)
  32         {
  33                 return string == null ? "" : string;
  34         }
  35
  36         /* Public Methods */
  37         public Message(String dst, String from, String msg)
  38         {
  39                 this.cmd  = "PRIVMSG";
  40                 this.dst  = dst;
  41                 this.from = from;
  42                 this.msg  = msg;
  43                 this.line = this.cmd + " " + this.dst + " :" + this.msg;
  44         }
  45
  46         public Message(String line)
  47         {
  48                 if (ptMsg  == null) ptMsg  = Pattern.compile(reMsg);
  49                 if (ptFrom == null) ptFrom = Pattern.compile(reFrom);
  50                 if (ptTo   == null) ptTo   = Pattern.compile(reTo);
  51
  52                 line = line.replaceAll("\\s+",       " ");
  53                 line = line.replaceAll("^ | $",      "");
  54                 line = line.replaceAll("\003[0-9]*", "");
  55                 this.line = line;
  56
  57                 Matcher mrMsg = ptMsg.matcher(line);
  58                 if (mrMsg.matches()) {
  59                         this.src  = notnull(mrMsg.group(2));
  60                         this.cmd  = notnull(mrMsg.group(4));
  61                         this.dst  = notnull(mrMsg.group(6));
  62                         this.arg  = notnull(mrMsg.group(8));
  63                         this.msg  = notnull(mrMsg.group(10));
  64                 }
  65
  66                 Matcher mrFrom = ptFrom.matcher(this.src);
  67                 if (mrFrom.matches())
  68                         this.from = notnull(mrFrom.group(1));
  69
  70                 Matcher mrTo = ptTo.matcher(this.msg);
  71                 if (mrTo.matches())
  72                         this.to   = notnull(mrTo.group(2));
  73
  74                 if (this.to.equals(""))
  75                         this.txt  = notnull(this.msg);
  76                 else
  77                         this.txt  = notnull(mrTo.group(3));
  78
  79                 this.debug();
  80         }
  81
  82         public void debug()
  83         {
  84                 Os.debug("---------------------");
  85                 Os.debug("line = [" + line + "]");
  86                 Os.debug("src  = " + this.src);
  87                 Os.debug("cmd  = " + this.cmd);
  88                 Os.debug("dst  = " + this.dst);
  89                 Os.debug("arg  = " + this.arg);
  90                 Os.debug("msg  = " + this.msg);
  91                 Os.debug("from = " + this.from);
  92                 Os.debug("to   = " + this.to);
  93                 Os.debug("txt  = " + this.txt);
  94                 Os.debug("---------------------");
  95         }
  96
  97         public String toString()
  98         {
  99                 return this.from + ": " + this.txt;
 100         }
 101 }