http.js

Punjab is a jabber XMLRPC/SOAP/REST client. It is a xmlrpc, soap, or REST server that allows for p

var ua = navigator.userAgent.toLowerCase();
//
// Browser Detection
//
is_mac = (ua.indexOf("mac")!=-1) ? true : false;
ns_4 = (document.layers) ? true : false;
ie_mac = ((document.all)&&(is_mac)) ? true : false;
ie_4_plus = (document.all) ? true : false;
ie_4 = ((document.all)&&(ua.indexOf("msie 4.")!=-1)) ? true : false;
ie_5 = ((document.all)&&(ua.indexOf("msie 5.")!=-1)) ? true : false;
ie_6 = ((document.all)&&(ua.indexOf("msie 6.")!=-1)) ? true : false;
ver4 = (ns_4 || ie_4_plus) ? true : false;
ns_6 = (!document.layers) && (ua.indexOf('netscape')!=-1)?true:false;

ie_5_plus = ie_5 || ie_6;
ie_major = 0;

if (ie_4_plus)
{
	var start = ua.indexOf("msie");
	var end = ua.indexOf(".",start);
	ie_major = parseInt(ua.substring(start+5,end));
	ie_5_plus = (ie_major>=5) ? true : false;
}

var is_gecko = (ua.indexOf("gecko") != -1);
var is_safari = (ua.indexOf("safari") != -1);


function set_cookie(name, value, expires, path, domain, secure) {
  var cur_cookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = cur_cookie;
}


function get_cookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function HTTP() {
 var xmlhttp
 /*@cc_on @*/
 /*@if (@_jscript_version >= 5)
   try {
   xmlhttp=new ActiveXObject("Msxml2.XMLHTTP")
  } catch (e) {
   try {
     xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
   } catch (E) {
    xmlhttp=false
   }
  }
 @else
  xmlhttp=false
 @end @*/
 if (!xmlhttp) {
  try {
   xmlhttp = new XMLHttpRequest();
  } catch (e) {
   xmlhttp=false
  }
 }
 return xmlhttp
}

if (typeof getURL=='undefined') {
  getURL=function(url,fn,s) { 
  var xmlhttp=new HTTP();
  var offset = 0;
  if (xmlhttp) {
   if (typeof s!='undefined') {
      xmlhttp.multipart = true;
   }	
   url += ( ( url.indexOf('?') + 1 ) ? '&' : '?' ) + ( new Date() ).getTime(); //prevent cache
   
   xmlhttp.open("GET",url,true);
   xmlhttp.onreadystatechange=function() {
      switch (xmlhttp.readyState) {
            // Request not yet made
            case 1:
                 try {
                    fn.on_init();
                } catch (e) { /* Handler method not defined */ }
            break;
            // Contact established with server but nothing downloaded yet
            case 2:
                try {
                    // Check for HTTP status 200

                    if ( xmlhttp.status != 200 ) {
                        fn.on_error(
                            xmlhttp.status,
                            xmlhttp.statusText
                            );

                        // Abort the request
                        xmlhttp.abort();

                    }
                } catch (e) {
                    /* Handler method not defined */
                }
            break;

            // Called multiple while downloading in progress
            case 3:
                // Notify user handler of download progress	        
		
                try {
                    // Get the total content length
                    // -useful to work out how much has been downloaded
                    try {
                        var content_length = 
                            xmlhttp.getResponseHeader("Content-Length");
                    } catch (e) {
                        var content_length = NaN;
                    } 
	            try {
                      var tmp_length = xmlhttp.responseText.length;
	              if (xmlhttp.responseText.lastIndexOf("\n") < xmlhttp.responseText.length) {
	                 tmp_length = xmlhttp.responseText.lastIndexOf("\n");
	              }
	              var content = xmlhttp.responseText.substring(offset, tmp_length);
	            } catch (e) {	              
                      var content = null;
                    }

                    // Call the progress handler with what we've got
                    fn.in_progress(                          
                        xmlhttp.responseText,
                        content,
                        content_length,
                        offset
                    );
                    offset += content.length;

                } catch (e) {  /* Handler method not defined */ }
            break;

            // Download complete
            case 4:
                try {
                    fn.on_load(xmlhttp.responseText);
                } catch (e) {
                    /* Handler method not defined */
                } finally {
                    // Call no longer in progress
                }
            break;
        }
   }
   xmlhttp.send(null);
   } else {
     alert('error in getURL');
   }
 }
}
if (typeof postURL=='undefined') {
 postURL=function(url,txt,fn,type,enc) {
  var xmlhttp=new HTTP();
  var offset = 0;
  if (xmlhttp) {
   xmlhttp.open("POST",url,true);
   if (enc) xmlhttp.setRequestHeader("Content-Encoding",enc)
   if (type) xmlhttp.setRequestHeader("Content-Type",type)
   xmlhttp.onreadystatechange=function() {
	  switch (xmlhttp.readyState) {
            // Request not yet made
            case 1:
                 try {
                    fn.on_init();
                } catch (e) { /* Handler method not defined */ }
            break;
            // Contact established with server but nothing downloaded yet
            case 2:
                try {
                    // Check for HTTP status 200
                    if ( xmlhttp.status != 200 ) {
                        fn.on_error(
                            xmlhttp.status,
                            xmlhttp.statusText
                            );

                        // Abort the request
                        xmlhttp.abort();

                    }
                } catch (e) {
                    /* Handler method not defined */
                }
            break;

            // Called multiple while downloading in progress
            case 3:
                // Notify user handler of download progress	        
                try {
                    // Get the total content length
                    // -useful to work out how much has been downloaded
                    try {
                        var content_length = 
                            xmlhttp.getResponseHeader("Content-Length");
                    } catch (e) {
                        var content_length = NaN;
                    } 
	            try {
  	               var content = xmlhttp.responseText.substring(offset, xmlhttp.responseText.length);                   
                       offset += content.length;
                    } catch(e) {
                        var content = null;
                    } 
	            
                    // Call the progress handler with what we've got
                    fn.in_progress(                          
                        xmlhttp.responseText,
                        content,
                        content_length,
                        offset
                    );

                } catch (e) { /* Handler method not defined */ }
            break;

            // Download complete
            case 4:
                try {
                    fn.on_load(xmlhttp.responseText);
                } catch (e) {
                    /* Handler method not defined */
                } finally {

                }
            break;
        }
   }
   xmlhttp.send(txt)
  } else {
   //Some Appropriate Fallback...
  }
 }
}