// http://jquery.com/docs/ajax/
if ( typeof XMLHttpRequest == 'undefined' && typeof window.ActiveXObject == 'function') {
- var XMLHttpRequest = function() {
- return new ActiveXObject((navigator.userAgent.toLowerCase().indexOf('msie 5') >= 0) ?
- "Microsoft.XMLHTTP" : "Msxml2.XMLHTTP");
- };
+ XMLHttpRequest = function() {
+ return new ActiveXObject((navigator.userAgent.toLowerCase().indexOf('msie 5') >= 0) ?
+ "Microsoft.XMLHTTP" : "Msxml2.XMLHTTP");
+ };
}
+//
+// Counter for holding the active query's
+$.xmlActive=0;
+
$.xml = function( type, url, data, ret ) {
- var xml = new XMLHttpRequest();
+ var xml = new XMLHttpRequest();
+
+ if ( xml ) {
+ //
+ // Increase the query counter
+ $.xmlActive++;
+
+ //
+ // Show loader if needed
+ if ($.xmlCreate) {
+ $.xmlCreate();
+ }
+
+ //
+ // Open the socket
+ xml.open(type || "GET", url, true);
+
+ if ( data ) {
+ xml.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
+ }
+
+ //
+ // Set header so calling script knows that it's an XMLHttpRequest
+ xml.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
+
+ /* Force "Connection: close" for Mozilla browsers to work around
+ * a bug where XMLHttpReqeuest sends an incorrect Content-length
+ * header. See Mozilla Bugzilla #246651.
+ */
+ if ( xml.overrideMimeType ) {
+ xml.setRequestHeader('Connection', 'close');
+ }
- if ( xml ) {
- xml.open(type || "GET", url, true);
+ xml.onreadystatechange = function() {
+ if ( xml.readyState == 4 ) {
+ if ( ret ) { ret(xml); }
- if ( data )
- xml.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
+ //
+ // Decrease counter
+ $.xmlActive--;
- if ( ret )
- xml.onreadystatechange = function() {
- if ( xml.readyState == 4 ) ret(xml);
- };
+ //
+ // Hide loader if needed
+ if ($.xmlActive <= 0) {
+ if ($.xmlDestroy) {
+ $.xmlDestroy();
+ }
+ }
+ }
+ };
- xml.send(data)
- }
+ xml.send(data);
+ }
};
$.httpData = function(r,type) {
- return r.getResponseHeader("content-type").indexOf("xml") > 0 || type == "xml" ?
- r.responseXML : r.responseText;
+ return r.getResponseHeader("content-type").indexOf("xml") > 0 || type == "xml" ?
+ r.responseXML : r.responseText;
};
$.get = function( url, ret, type ) {
- $.xml( "GET", url, null, function(r) {
- if ( ret ) ret( $.httpData(r,type) );
- });
+ $.xml( "GET", url, null, function(r) {
+ if ( ret ) { ret( $.httpData(r,type) ); }
+ });
};
$.getXML = function( url, ret ) {
- $.get( url, ret, "xml" );
+ $.get( url, ret, "xml" );
};
$.post = function( url, data, ret, type ) {
- $.xml( "POST", url, $.param(data), function(r) {
- if ( ret ) ret( $.httpData(r,type) );
- });
+ $.xml( "POST", url, $.param(data), function(r) {
+ if ( ret ) { ret( $.httpData(r,type) ); }
+ });
};
$.postXML = function( url, data, ret ) {
- $.post( url, data, ret, "xml" );
+ $.post( url, data, ret, "xml" );
};
$.param = function(a) {
- var s = [];
- for ( var i in a )
- s[s.length] = i + "=" + encodeURIComponent( a[i] );
- return s.join("&");
+ var s = [];
+ if (a && typeof a == 'object' && a.constructor == Array) {
+ for ( var i=0; i < a.length; i++ ) {
+ s[s.length] = a[i].name + "=" + encodeURIComponent( a[i].value );
+ }
+ } else {
+ for ( var j in a ) {
+ s[s.length] = j + "=" + encodeURIComponent( a[j] );
+ }
+ }
+ return s.join("&");
};
$.fn.load = function(a,o,f) {
- // Arrrrghhhhhhhh!!
- // I overwrote the event plugin's .load
- // this won't happen again, I hope -John
- if ( a && a.constructor == Function )
- return this.bind("load", a);
-
- var t = "GET";
- if ( o && o.constructor == Function ) {
- f = o; o = null;
- }
- if (o != null) {
- o = $.param(o);
- t = "POST";
- }
- var self = this;
- $.xml(t,a,o,function(h){
- var h = h.responseText;
- self.html(h).find("script").each(function(){
- try {
- eval( this.text || this.textContent || this.innerHTML );
- } catch(e){}
- });
- if(f)f(h);
- });
- return this;
+ // Arrrrghhhhhhhh!!
+ // I overwrote the event plugin's .load
+ // this won't happen again, I hope -John
+ if ( a && a.constructor == Function ) {
+ return this.bind("load", a);
+ }
+
+ var t = "GET";
+ if ( o && o.constructor == Function ) {
+ f = o;
+ o = null;
+ }
+ if (o !== null) {
+ o = $.param(o);
+ t = "POST";
+ }
+ var self = this;
+ $.xml(t,a,o,function(h){
+ h = h.responseText;
+ self.html(h).find("script").each(function(){
+ try {
+ eval( this.text || this.textContent || this.innerHTML );
+ } catch(e){}
+ });
+ if(f){f(h);}
+ });
+ return this;
+};
+
+/**
+ * function: $.fn.formValues
+ * usage: $('#frmLogin').formValues()
+ * docs: Gets the form values and creates a key=>value array of the found values (only for ENABLED elements!)
+ */
+$.fn.formValues = function() {
+ var a = [];
+ this.find("input[@type='submit'],input[@type='hidden'],textarea,input[@checked],input[@type='password'],input[@type='text'],option[@selected]").filter(":enabled").each(function() {
+ o = {};
+ o.name = this.name || this.id || this.parentNode.name || this.parentNode.id;
+ o.value = this.value;
+ a.push(o);
+ });
+ return a;
+};
+
+/**
+ * function: $.update
+ * usage: $.update('someJQueryObject', 'someurl', 'array');
+ * docs: Mimics the ajaxUpdater from prototype. Posts the key=>value array to the url and
+ * puts the results from that call in the jQuery object specified.
+ * --> If you set the blnNoEval to true, the script tags are NOT evaluated.
+ */
+$.update = function(objElement, strURL, arrValues, fncCallback) {
+ $.post(strURL, arrValues, function(strHTML) {
+ //
+ // Update the element with the new HTML
+ objElement.html(strHTML);
+
+ //
+ // Evaluate the scripts
+ objElement.html(strHTML).find("script").each(function(){
+ try { eval( this.text || this.textContent || this.innerHTML ); } catch(e){}
+ });
+
+ //
+ // Callback handler
+ if (fncCallback) { fncCallback(); }
+ });
};