debugger.js

   1 /*
   2
   3 Ajax Debugger.
   4 Provides an In-Depth Tool to Analyze Ajax Interactions with Web Servers.
   5 Copyright (C) 2007  Steven Ray Schronk
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License along
  18 with this program; if not, write to the Free Software Foundation, Inc.,
  19 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 */
  22
  23 // DETERMINE WHICH BROWSER IS PRESENT
  24 // FIREFOX DOES NOT SUPPORT SENDING DATA TO THE OS KEYBOARD
  25 // ALSO FIREFOX DOES NOT REACT WELL TO AN UNCOMMENTED PAYLOAD
  26 var agent = navigator.userAgent.toLowerCase();
  27 if ( agent.indexOf("firefox") != -1 ){ agent="firefox"; }
  28 else if ( agent.indexOf("msie") != -1 ){ agent="exploder"; }
  29 else if ( agent.indexOf("opera") != -1 ){ agent="opera"; }
  30 else { agent="unknown"; }
  31
  32 var ajax_event_no = 0; // AJAX EVENT COUNTER
  33 var event_no = 0;      // EVENT COUNTER
  34 var ajax_min = "X";    // AJAX MINIMUM TIME
  35 var ajax_max = "X";    // AJAX MAXIMUM TIME
  36 var ajax_avg = "X";    // AJAX AVERAGE TIME
  37
  38 // OPENS NEW WINDOW THAT WILL DISPLAY ALL DEBUG INFO
  39 function openDebug() {
  40   //var pageLocation = parent.window.location.toString();
  41   // RESET ALL COUNTERS AND COLLECTED TIME DATA
  42   ajax_event_no = 0; // RESET AJAX EVENTS COUNTER
  43   event_no = 0;      // RESET EVENTS COUNTER
  44   ajax_min = 0;      // RESET AJAX MINIMUM TIME
  45   ajax_max = 0;      // RESET AJAX MAXIMUM TIME
  46   ajax_avg = 0;      // RESET AJAX AVERAGE TIME
  47   debug = window.open("debug_popup.html", "Debugger","location=no,status=no,toolbar=no,menubar=no,resizable=yes,height=500,width=600,top=550,left-500,scrollbars=1")
  48   }
  49
  50 // CLEAR ALL DEBUG VALUES MADE SO FAR
  51 function clearDebugger() {
  52   document.getElementById("main").innerHTML = "";
  53   }
  54
  55 function copyInfo(pageElement) {
  56   window.clipboardData.setData('Text', document.getElementById(pageElement).innerHTML);
  57   }
  58
  59 // DISPLAY RUNNING CLOCK AT TOP OF DEBUGGER
  60 var clockID = 0;
  61
  62 function UpdateClock() {
  63    if(clockID) {
  64       clearTimeout(clockID);
  65       clockID  = 0;
  66       }
  67
  68    var tDate = new Date();
  69   // ADD LEADING ZEROS TO TIME VALUES
  70   var hours = tDate.getHours().toString();
  71   if (hours < 10) { hours = "0" + hours;}
  72
  73   var minutes = tDate.getMinutes().toString();
  74   if (minutes < 10) { minutes = "0" + minutes;}
  75
  76   var seconds = tDate.getSeconds().toString();
  77   if (seconds < 10) { seconds = "0" + seconds;}
  78
  79    document.getElementById("time").innerHTML = "" + hours + ":" + minutes + ":" + seconds;
  80    clockID = setTimeout("UpdateClock()", 1000);
  81    }
  82
  83 function StartClock() {
  84    clockID = setTimeout("UpdateClock()", 500);
  85    }
  86
  87 function KillClock() {
  88    if(clockID) {
  89       clearTimeout(clockID);
  90       clockID  = 0;
  91      }
  92    }
  93
  94 // IF DISPLAY IS NONE, DISPLAYS CONTENT - OTHERWISE ERASE CONTENT
  95 function viewContent(pageElement, icon) {
  96   // INSERT INPUT INTO DIV
  97   if (document.getElementById(pageElement).style.display == "none") {
  98     document.getElementById(pageElement).style.display="inline";
  99     document.getElementById(icon).innerHTML = "~";
 100     }
 101   // CLEAR DIV - CONTENT SHOULD DISAPPEAR
 102   else {
 103     document.getElementById(pageElement).style.display="none";
 104     //document.getElementById(pageElement).innerHTML = ""
 105     document.getElementById(icon).innerHTML = "+";
 106     }
 107   }
 108
 109 // BUG WHEN USED IN REMOTE WINDOW, DISPLAYS UNDEFINED AS IT GOES THOUGH ARRAY :(
 110 // PRINTS OUT A COLORED CHART OF NAME VALUE PAIRS
 111 // ALL COOLIES FOR THIS DOMAIN SHOULD BE DISPLAYED
 112 function getAllCookies() {
 113   if (document.cookie) {
 114     var everycookievalue  = document.cookie;
 115     var pairsSplit = everycookievalue.split(";");
 116     var patternNospace = /[^\s]+/;
 117     var finalName;
 118     var finalValue;
 119     var string = ""; // CONTAINS STRING OF COOKIE VALUES
 120     for ( count=0 ; ( pairsSplit[count] != undefined ) ; count++ ) {
 121       elementsSplit = pairsSplit[count].split("=");
 122       //finalName = ;
 123       //document.writeln("<div id=right_justify><div id=blue>" + finalName + "</div>&nbsp;&nbsp;=&nbsp;&nbsp;</div>");
 124       string += "<div id=right_justify><div id=blue>" + elementsSplit[0].match(patternNospace) + "</div>&nbsp;&nbsp;=&nbsp;&nbsp;</div>";
 125       // finalValue = ;
 126       //document.writeln("<div id=left_justify><div id=red>" + finalValue + "</div></div><br />");
 127       string += "<div id=left_justify><div id=red>" + elementsSplit[1].match(patternNospace) + "</div></div><br />";
 128       }
 129   }
 130   return string;
 131 }
 132
 133 // SIMPLIFIED VERSION OF ABOVE SCRIPT
 134 // MIGHT COME IN HANDY SOME DAY
 135 function getAllCookies2() {
 136   var string;
 137   var cookies  = document.cookie.replace(/ /g,"").split(";");
 138   for (var i = 0; i < cookies.length; i++){
 139     cookiePair = cookies[i].split("=");
 140     //document.write("["+cookiePair[0]+"] = ["+cookiePair[1]+"]<br><br>");
 141     string += cookiePair[0] + cookiePair[1] + "<br />";
 142     return string;
 143     }
 144   }
 145
 146 // ADDS EVENT TO DEBUGGER CONSOLE
 147 // url = address of event on page
 148 // style = type (color) of box to be displayed
 149 // payload = data recieved from ajax event
 150 // time = ping time data sent from ajax event - listed in milliseconds
 151 function debugEvent(url, style, payload, time) {
 152   if (style == "got") { ajax_event_no++; }
 153   event_no++;  // INCREMENT EVENTS COUNTER
 154   debug.document.getElementById("events").innerHTML = "Event: "+event_no;
 155
 156   // ADJUST AJAX TIMES ON BANNER
 157
 158   if (undefined != time) {
 159     if ((ajax_min == "X" )) { // AJAX NEVER USED BEFORE - SET MIN,MAX,AVG TO THIS INITAL VALUE
 160       ajax_max = time;
 161       ajax_min = time;
 162       ajax_avg = time;
 163       } else { // MODIFY AJAX TIMES
 164         // NEW MAX FOUND?
 165         if (time > ajax_max) { ajax_max=time}
 166         // NEW MIN FOUND?
 167         if (time < ajax_min) { ajax_min=time}
 168         // RECALCULATE AVERAGE
 169         //ajax_avg = (ajax_avg + (time * 1/event_no))/2;
 170         //ajax_avg = (ajax_avg+time)/2;
 171         ajax_avg = ((ajax_avg*(ajax_event_no-1))+time)/(ajax_event_no);
 172         // REMOVE DECIMAL
 173         ajax_avg = Math.round(ajax_avg);
 174       }
 175     debug.document.getElementById("ajax_max").innerHTML = "Max: "+ajax_max;
 176     debug.document.getElementById("ajax_min").innerHTML = "Min: "+ajax_min;
 177     debug.document.getElementById("ajax_avg").innerHTML = "Avg: "+ajax_avg;
 178     }
 179
 180   var tDate = new Date();
 181   var hours = tDate.getHours().toString();
 182   if (hours < 10) { hours = "0" + hours; }
 183
 184   var minutes = tDate.getMinutes().toString();
 185   if (minutes < 10) { minutes = "0" + minutes; }
 186
 187   var seconds = tDate.getSeconds().toString();
 188   if (seconds < 10) { seconds = "0" + seconds; }
 189
 190   var millisec = tDate.getTime();
 191   var random   = parseInt(Math.random()*9999);
 192   // CONVERT BOTH VALUES TO STRINGS AND APPEND THEM
 193   // PROVIDES A GAURANTEED RANDOM VALUE FOR DIV IDs :)
 194   var divid = millisec.toString() +"-"+ random.toString();
 195
 196   var payload_stripped = payload;
 197
 198   // STRIP HTML TAGS OUT OF PAYLOAD
 199   if (payload) {
 200   //payload = payload.replace(/(<([^>]+)>)/ig,"");
 201     payload_stripped = payload_stripped.replace(/&/g,"&amp;");
 202     payload_stripped = payload_stripped.replace(/</g,"&lt;");
 203     payload_stripped = payload_stripped.replace(/>/g,"&gt;");
 204     payload_stripped = payload_stripped.replace(/[\n\t]{1,}/g,"<br />");
 205
 206     // ADD INLINE DIVS TO payload_stripped - WILL ADD COLOR
 207     // ALL TAGS TURN BLUE
 208     payload_stripped = payload_stripped.replace(/(&lt;.*?&gt;)/g, "<div id=blue>$1</div>&nbsp;");
 209     // EVERYTHING IN QUOTES TURNS RED
 210     payload_stripped = payload_stripped.replace(/(".*?")/g, "<div id=red>$1</div>&nbsp;");
 211     // ALL HTML COMMENTS TURN GRAY
 212     payload_stripped = payload_stripped.replace(/(&lt;!--.*?--&gt;)/g, "<div id=gray>$1</div>&nbsp;");
 213     // ALL JAVASCRIPT COMMENTS TURN GRAY
 214     payload_stripped = payload_stripped.replace(/(\/\/.*?<br \/>)/g, "<div id=gray>$1</div>&nbsp;");
 215     // ALL JAVASCRIPT VARIABLES TURN GREEN
 216     payload_stripped = payload_stripped.replace(/(var)/g, "<div id=green>$1</div>&nbsp;");
 217     // ALL JAVASCRIPT FUNCTIONS TURN BOLD
 218     payload_stripped = payload_stripped.replace(/(function.*?){/g, "<div id=bold>$1</div>&nbsp;{&nbsp;");
 219     }
 220   else { payload = "No Data Sent"; payload_stripped = "No Data Sent"; }
 221
 222   // DETERMINE TYPE OF EVENT - SETS STYLES IN WINDOW
 223   if (style == "get") {
 224     var div= "get_headline";
 225     var banner = "GET";
 226   }
 227   else if (style == "got") {
 228     var div= "got_headline";
 229     var banner = "GOT";
 230   }
 231   else if (style == "error_403") {
 232     var div= "error_headline";
 233     var banner = "ERROR: 403 FORBIDDEN";
 234   }
 235   else if (style == "error_404") {
 236     var div= "error_headline";
 237     var banner = "ERROR: 404 FILE NOT FOUND";
 238   }
 239   else if (style == "error_500") {
 240     var div= "error_headline";
 241     var banner = "ERROR: 500 INTERNAL SERVER ERROR";
 242   }
 243   else {
 244     var div= "unknown_headline";
 245     var banner = "UNKNOWN";
 246   }
 247
 248   // IF TIME NOT SENT - PRINT NICE MESSAGE
 249   if (time == 0 ) { time = "<div id=ping>PING: "+time+"</div>"; }
 250   else if (time > 0) { time = "<div id=ping>PING: "+time+"</div>"; }
 251   else { time = ""; }
 252
 253   var cookies = getAllCookies();
 254   // NICE MESSAGE IF NO COOKIE FOUND
 255   if (cookies) { } else { cookies = "No Data Sent"; }
 256
 257   var event="";
 258
 259   // THIS DIV CONTAINS AN UN-ESCAPED VERSION OF "PAYLOAD"
 260   // IT IS NEVER VISIBLE AND IS USED ONLY FOR THE "C" BUTTON
 261   // FIREFOX DOES NOT LIKE THIS ONE, SO IT ONLY APPLIES TO OTHER BROWSERS
 262   if (agent != "firefox") {event += "<div id=P"+divid+" style='display:none;'>"+payload+"</div>";}
 263
 264   // HEAD OF EVENT
 265   event += "<div id="+div+">";
 266   event += hours+":"+minutes+":"+seconds+" "+banner;
 267   event += time;
 268   event += "<br />URL: ";
 269   event += "<div class=url id=U"+divid+">"+url+"</div>";
 270   // THESE NEXT TWO BUTTINS DO NOT WORK IN FIREFOX, SO THEY ARE REMOVED
 271   if (agent != "firefox") {event += "<div class=content onClick='copyInfo(\"P"+divid+"\")'>P</div>";}
 272   if (agent != "firefox") {event += "<div class=address onClick='copyInfo(\"U"+divid+"\")'>U</div>";}
 273   event += "<div class=icon id=B"+divid+" onClick='viewContent(\"A"+divid+"\", \"B"+divid+"\")'>+</div>";
 274   event += "</div>";
 275
 276   // TAIL OF EVENT
 277   event += "<div class=payload id=A"+divid+" style='display:none;'>";
 278   event += "<div class=code><div id=bold>PAYLOAD DATA:</div><br />"+payload_stripped+"</div>";
 279   event += "<div class=post><div id=bold>POST DATA:</div><br />No Data Sent</div>";
 280   event += "<div class=cookie><div id=bold>COOKIE DATA:</div><br />"+cookies+"</div>";
 281   event += "</div>"
 282
 283   // MUST GET OLD "MAIN" DATA AND APPENT TO EVENT
 284   // ALL THIS IS DONE BECUASE FIREFOX DOES NOT SUPPORT insertAdjacentHTML
 285   event += debug.document.getElementById("main").innerHTML;
 286
 287   debug.document.getElementById("main").innerHTML = event;
 288 }