Spellchecker fixes

The spellchecker now works in IE6, Firefox and Opera 8 :-)
SACK was updated to the latest release (plus a minor fix)
Proper UTF-8 headers were added to the AJAX PHP backends

darcs-hash:20050608182758-9977f-1eacd0ba9993a62f094433d982f668e38d17ba14.gz

1 files changed, 127 insertions, 89 deletions

diff --git a/lib/scripts/tw-sack.js b/lib/scripts/tw-sack.js
index 18b63730a..f9b8f247f 100644
--- a/lib/scripts/tw-sack.js
+++ b/lib/scripts/tw-sack.js
@@ -1,95 +1,133 @@
-// ====== Simple Ajax Code Kit =======
-// code by Gregory Wild-Smith (c)2005
-// http://twilightuniverse.com
-// If you use this code please keep this credit intact.
-// A link or email would be nice, but is not required.
-// v1.01
+/* Simple AJAX Code-Kit (SACK) */
+/* ©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.AjaxFailedAlert = "Your browser doesn't support the extended functionality of this website, and therefore you have have an experience that differs from the intended one.\n";
-  this.requestFile = file;
-  this.method = "POST";
-  this.URLString = "";
-  this.encodeURIString = true;
-  this.execute = false;
+	this.AjaxFailedAlert = "Your browser does not support the enhanced functionality of this website, and therefore you will have an experience that differs from the intended one.\n";
+	this.requestFile = file;
+	this.method = "POST";
+	this.URLString = "";
+	this.encodeURIString = true;
+	this.execute = false;
 
-  this.onLoading = function() { };
-  this.onLoaded = function() { };
-  this.onInteractive = function() { };
-  this.onCompletion = function() { };
-  
-  this.createAJAX = function() {
-    try {
-      this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
-    } catch (e) {
-      try {
-        this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
-      } catch (oc) {
-        this.xmlhttp = null;
-      }
-    }
-    if(!this.xmlhttp && typeof XMLHttpRequest != "undefined")
-      this.xmlhttp = new XMLHttpRequest();
-    if (!this.xmlhttp){
-      // no XMLHttpRequest support, so no AJAX.
-      this.failed = true; 
-    }
-  };
+	this.onLoading = function() { };
+	this.onLoaded = function() { };
+	this.onInteractive = function() { };
+	this.onCompletion = function() { };
 
-  this.encodeURLString = function(string){
-    varArray = string.split('&');
-    for (i = 0; i < varArray.length; i++){
-      urlVars = varArray[i].split('=');
-      if (urlVars[0].indexOf('amp;') != -1){
-        urlVars[0] = urlVars[0].substring(4);
-      }
-      urlVars[0] = encodeURIComponent(urlVars[0]);
-      urlVars[1] = encodeURIComponent(urlVars[1]);
-      varArray[i] = urlVars.join("=");
-    }
-    return varArray.join('&');
-  }
-  
-  this.runResponse = function(){
-    eval(this.response);
-  }
-  
-  this.runAJAX = function(urlstring){
-    if (urlstring){ this.URLString = urlstring; }
-    if (this.element) { this.elementObj = document.getElementById(this.element); }
-    if (this.xmlhttp) {
-      var self = this; // wierd fix for odd behavior where "this" wouldn't work in the readystate function.
-      this.xmlhttp.open(this.method, this.requestFile ,true);
-      if (this.method == "POST" && this.xmlhttp.setRequestHeader) {
-        this.xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded')
-      }
-      if (this.encodeURIString){ this.URLString = this.encodeURLString(this.URLString); }
-      this.xmlhttp.send(this.URLString);
-      this.xmlhttp.onreadystatechange = function() {
-        switch (self.xmlhttp.readyState){
-          case 1: // Loading.
-            self.onLoading();
-          break;
-          case 2: // Loaded.
-            self.onLoaded();
-          break;
-          case 3: // Interactive - is called every 4096 bytes.. pretty much just tells you it's downloading data.
-            self.onInteractive();
-          break;
-          case 4: // Completed.
-            self.response = self.xmlhttp.responseText;
-             self.responseXML = self.xmlhttp.responseXML;
-            self.onCompletion();
-            if(self.execute){ self.runResponse(); }
-            if (self.elementObj) { 
-              self.elementObj.innerHTML = self.response;
-            }
-          break;
-        }
-      };
-    }
-  };
+	this.createAJAX = function() {
+		try {
+			this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
+		} catch (e) {
+			try {
+				this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
+			} catch (err) {
+				this.xmlhttp = null;
+			}
+		}
+		if(!this.xmlhttp && typeof XMLHttpRequest != "undefined")
+			this.xmlhttp = new XMLHttpRequest();
+		if (!this.xmlhttp){
+			this.failed = true; 
+		}
+	};
+	
+	this.setVar = function(name, value){
+		if (this.URLString.length < 3){
+			this.URLString = name + "=" + value;
+		} else {
+			this.URLString += "&" + name + "=" + value;
+		}
+	}
+	
+	this.encVar = function(name, value){
+		var varString = encodeURIComponent(name) + "=" + encodeURIComponent(value);
+	return varString;
+	}
+	
+	this.encodeURLString = function(string){
+		varArray = string.split('&');
+		for (i = 0; i < varArray.length; i++){
+			urlVars = varArray[i].split('=');
+			if (urlVars[0].indexOf('amp;') != -1){
+				urlVars[0] = urlVars[0].substring(4);
+			}
+			varArray[i] = this.encVar(urlVars[0],urlVars[1]);
+		}
+	return varArray.join('&');
+	}
+	
+	this.runResponse = function(){
+		eval(this.response);
+	}
+	
+	this.runAJAX = function(urlstring){
+		this.responseStatus = new Array(2);
+		if(this.failed && this.AjaxFailedAlert){ 
+			alert(this.AjaxFailedAlert); 
+		} else {
+			if (urlstring){ 
+				if (this.URLString.length){
+					this.URLString = this.URLString + "&" + urlstring; 
+				} else {
+					this.URLString = urlstring; 
+				}
+			}
+			if (this.encodeURIString){
+				var timeval = new Date().getTime(); 
+				this.URLString = this.encodeURLString(this.URLString);
+				this.setVar("rndval", timeval);
+			}
+			if (this.element) { this.elementObj = document.getElementById(this.element); }
+			if (this.xmlhttp) {
+				var self = this;
+				if (this.method == "GET") {
+					var totalurlstring = this.requestFile + "?" + this.URLString;
+					this.xmlhttp.open(this.method, totalurlstring, true);
+				} else {
+					this.xmlhttp.open(this.method, this.requestFile, true);
+				}
+				if (this.method == "POST"){
+					try {
+             this.xmlhttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded')
+					} catch (e) {}
+        } 
+
+				this.xmlhttp.send(this.URLString);
+				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;
+							self.onCompletion();
+							if(self.execute){ self.runResponse(); }
+							if (self.elementObj) {
+								var 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;
+								}
+							}
+							self.URLString = "";
+						break;
+					}
+				};
+			}
+		}
+	};
 this.createAJAX();
-//if(this.failed && this.AjaxFailedAlert){ alert(this.AjaxFailedAlert); }
 }
-//Setup VIM: ex: et ts=2 enc=utf-8 :