You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
193 lines
4.9 KiB
193 lines
4.9 KiB
/* Simple AJAX Code-Kit (SACK) v1.6.1 */ |
|
/* ©2005 Gregory Wild-Smith */ |
|
/* www.twilightuniverse.com */ |
|
/* Software licenced under a modified X11 licence, |
|
see documentation or authors website for more details */ |
|
|
|
function sack(file) { |
|
this.xmlhttp = null; |
|
|
|
this.resetData = function() { |
|
this.method = "POST"; |
|
this.queryStringSeparator = "?"; |
|
this.argumentSeparator = "&"; |
|
this.URLString = ""; |
|
this.encodeURIString = true; |
|
this.execute = false; |
|
this.element = null; |
|
this.elementObj = null; |
|
this.requestFile = file; |
|
this.vars = new Object(); |
|
this.responseStatus = new Array(2); |
|
}; |
|
|
|
this.resetFunctions = function() { |
|
this.onLoading = function() { }; |
|
this.onLoaded = function() { }; |
|
this.onInteractive = function() { }; |
|
this.onCompletion = function() { }; |
|
this.onError = function() { }; |
|
this.onFail = function() { }; |
|
}; |
|
|
|
this.reset = function() { |
|
this.resetFunctions(); |
|
this.resetData(); |
|
}; |
|
|
|
this.createAJAX = function() { |
|
try { |
|
this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); |
|
} catch (e1) { |
|
try { |
|
this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); |
|
} catch (e2) { |
|
this.xmlhttp = null; |
|
} |
|
} |
|
|
|
if (! this.xmlhttp) { |
|
if (typeof XMLHttpRequest != "undefined") { |
|
this.xmlhttp = new XMLHttpRequest(); |
|
} else { |
|
this.failed = true; |
|
} |
|
} |
|
}; |
|
|
|
this.setVar = function(name, value){ |
|
this.vars[name] = Array(value, false); |
|
}; |
|
|
|
this.encVar = function(name, value, returnvars) { |
|
if (true == returnvars) { |
|
return Array(encodeURIComponent(name), encodeURIComponent(value)); |
|
} else { |
|
this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true); |
|
} |
|
} |
|
|
|
this.processURLString = function(string, encode) { |
|
encoded = encodeURIComponent(this.argumentSeparator); |
|
regexp = new RegExp(this.argumentSeparator + "|" + encoded); |
|
varArray = string.split(regexp); |
|
for (i = 0; i < varArray.length; i++){ |
|
urlVars = varArray[i].split("="); |
|
if (true == encode){ |
|
this.encVar(urlVars[0], urlVars[1]); |
|
} else { |
|
this.setVar(urlVars[0], urlVars[1]); |
|
} |
|
} |
|
} |
|
|
|
this.createURLString = function(urlstring) { |
|
if (this.encodeURIString && this.URLString.length) { |
|
this.processURLString(this.URLString, true); |
|
} |
|
|
|
if (urlstring) { |
|
if (this.URLString.length) { |
|
this.URLString += this.argumentSeparator + urlstring; |
|
} else { |
|
this.URLString = urlstring; |
|
} |
|
} |
|
|
|
// prevents caching of URLString |
|
this.setVar("rndval", new Date().getTime()); |
|
|
|
urlstringtemp = new Array(); |
|
for (key in this.vars) { |
|
if (false == this.vars[key][1] && true == this.encodeURIString) { |
|
encoded = this.encVar(key, this.vars[key][0], true); |
|
delete this.vars[key]; |
|
this.vars[encoded[0]] = Array(encoded[1], true); |
|
key = encoded[0]; |
|
} |
|
|
|
urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0]; |
|
} |
|
if (urlstring){ |
|
this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator); |
|
} else { |
|
this.URLString += urlstringtemp.join(this.argumentSeparator); |
|
} |
|
} |
|
|
|
this.runResponse = function() { |
|
eval(this.response); |
|
} |
|
|
|
this.runAJAX = function(urlstring) { |
|
if (this.failed) { |
|
this.onFail(); |
|
} else { |
|
this.createURLString(urlstring); |
|
if (this.element) { |
|
this.elementObj = document.getElementById(this.element); |
|
} |
|
if (this.xmlhttp) { |
|
var self = this; |
|
if (this.method == "GET") { |
|
totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString; |
|
this.xmlhttp.open(this.method, totalurlstring, true); |
|
} else { |
|
this.xmlhttp.open(this.method, this.requestFile, true); |
|
try { |
|
this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded") |
|
} catch (e) { } |
|
} |
|
|
|
this.xmlhttp.onreadystatechange = function() { |
|
switch (self.xmlhttp.readyState) { |
|
case 1: |
|
self.onLoading(); |
|
break; |
|
case 2: |
|
self.onLoaded(); |
|
break; |
|
case 3: |
|
self.onInteractive(); |
|
break; |
|
case 4: |
|
self.response = self.xmlhttp.responseText; |
|
self.responseXML = self.xmlhttp.responseXML; |
|
self.responseStatus[0] = self.xmlhttp.status; |
|
self.responseStatus[1] = self.xmlhttp.statusText; |
|
|
|
if (self.execute) { |
|
self.runResponse(); |
|
} |
|
|
|
if (self.elementObj) { |
|
elemNodeName = self.elementObj.nodeName; |
|
elemNodeName.toLowerCase(); |
|
if (elemNodeName == "input" |
|
|| elemNodeName == "select" |
|
|| elemNodeName == "option" |
|
|| elemNodeName == "textarea") { |
|
self.elementObj.value = self.response; |
|
} else { |
|
self.elementObj.innerHTML = self.response; |
|
} |
|
} |
|
if (self.responseStatus[0] == "200") { |
|
self.onCompletion(); |
|
} else { |
|
self.onError(); |
|
} |
|
|
|
self.URLString = ""; |
|
break; |
|
} |
|
}; |
|
|
|
this.xmlhttp.send(this.URLString); |
|
} |
|
} |
|
}; |
|
|
|
this.reset(); |
|
this.createAJAX(); |
|
}
|
|
|