/**
* Load HTML from a remote file and inject it into the DOM
*/
-$.fn.load = function( url, params, callback ) {
+jQuery.prototype.load = function( url, params, callback ) {
// I overwrote the event plugin's .load
// this won't happen again, I hope -John
if ( url && url.constructor == Function )
// Otherwise, build a param string
} else {
- params = $.param( params );
+ params = jQuery.param( params );
type = "POST";
}
}
var self = this;
// Request the remote document
- $.ajax( type, url, params,function(res){
+ jQuery.ajax( type, url, params,function(res){
// Inject the HTML into all the matched elements
self.html(res.responseText).each(function(){
// If a callback function was provided
if ( callback && callback.constructor == Function )
// Execute it within the context of the element
- $.apply( self, callback, [res.responseText] );
+ callback.apply( self, [res.responseText] );
});
// Execute all the scripts inside of the newly-injected HTML
/**
* Load a remote page using a GET request
*/
-$.get = function( url, callback, type ) {
+jQuery.get = function( url, callback, type ) {
// Build and start the HTTP Request
- $.ajax( "GET", url, null, function(r) {
- if ( callback ) callback( $.httpData(r,type) );
+ jQuery.ajax( "GET", url, null, function(r) {
+ if ( callback ) callback( jQuery.httpData(r,type) );
});
};
/**
* Load a remote page using a POST request.
*/
-$.post = function( url, data, callback, type ) {
+jQuery.post = function( url, data, callback, type ) {
// Build and start the HTTP Request
- $.ajax( "POST", url, $.param(data), function(r) {
- if ( callback ) callback( $.httpData(r,type) );
+ jQuery.ajax( "POST", url, jQuery.param(data), function(r) {
+ if ( callback ) callback( jQuery.httpData(r,type) );
});
};
// If IE is used, create a wrapper for the XMLHttpRequest object
-if ( $.browser == "msie" )
+if ( jQuery.browser == "msie" )
XMLHttpRequest = function(){
return new ActiveXObject(
- (navigator.userAgent.toLowerCase().indexOf('msie 5') >= 0) ?
+ (navigator.userAgent.toLowerCase().indexOf("msie 5") >= 0) ?
"Microsoft.XMLHTTP" : "Msxml2.XMLHTTP"
);
};
-// Counter for holding the number of active queries
-$.xmlActive = 0;
-
// Attach a bunch of functions for handling common AJAX events
(function(){
- var e = ['ajaxStart','ajaxComplete','ajaxError','ajaxSuccess'];
+ var e = "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess".split(',');
for ( var i = 0; i < e.length; i++ ){ (function(){
var o = e[i];
- $.fn[o] = function(f){return this.bind(o, f);};
+ jQuery.fn[o] = function(f){return this.bind(o, f);};
})();}
})();
/**
* A common wrapper for making XMLHttpRequests
*/
-$.ajax = function( type, url, data, ret ) {
+jQuery.ajax = function( type, url, data, ret ) {
// If only a single argument was passed in,
// assume that it is a object of key/value pairs
if ( !url ) {
url = type.url;
type = type.type;
}
+
+ // Watch for a new set of requests
+ if ( ! jQuery.ajax.active++ )
+ jQuery.event.trigger( "ajaxStart" );
// Create the request object
var xml = new XMLHttpRequest();
// Set the correct header, if data is being sent
if ( data )
- xml.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
+ 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');
+ xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
// Make sure the browser sends the right content length
if ( xml.overrideMimeType )
- xml.setRequestHeader('Connection', 'close');
+ xml.setRequestHeader("Connection", "close");
// Wait for a response to come back
xml.onreadystatechange = function(){
- // Socket is openend
- if ( xml.readyState == 1 ) {
- // Increase counter
- $.xmlActive++;
-
- // Show loader if needed
- if ( $.xmlActive >= 1 && $.xmlCreate )
- $.event.trigger( 'ajaxStart' );
- }
-
- // Socket is closed and data is available
+ // The transfer is complete and the data is available
if ( xml.readyState == 4 ) {
- // Decrease counter
- $.xmlActive--;
-
- // Hide loader if needed
- if ( $.xmlActive <= 0 && $.xmlDestroy ) {
- $.event.trigger( 'ajaxComplete' );
- $.xmlActive = 0
- }
-
// Make sure that the request was successful
- if ( $.httpSuccess( xml ) ) {
+ if ( jQuery.httpSuccess( xml ) ) {
// If a local callback was specified, fire it
if ( success ) success( xml );
// Fire the global callback
- $.event.trigger( 'ajaxSuccess' );
+ jQuery.event.trigger( "ajaxSuccess" );
// Otherwise, the request was not successful
} else {
if ( error ) error( xml );
// Fire the global callback
- $.event.trigger( 'ajaxError' );
+ jQuery.event.trigger( "ajaxError" );
}
+
+ // The request was completed
+ jQuery.event.trigger( "ajaxComplete" );
+
+ // Handle the global AJAX counter
+ if ( ! --jQuery.ajax.active )
+ jQuery.event.trigger( "ajaxStop" );
// Process result
if ( ret ) ret(xml);
xml.send(data);
};
+// Counter for holding the number of active queries
+jQuery.ajax.active = 0;
+
// Determines if an XMLHttpRequest was successful or not
-$.httpSuccess = function(r) {
- return ( r.status && ( r.status >= 200 && r.status < 300 ) ||
- r.status == 304 ) || !r.status && location.protocol == 'file:';
+jQuery.httpSuccess = function(r) {
+ try {
+ return r.status ?
+ ( r.status >= 200 && r.status < 300 ) || r.status == 304 :
+ location.protocol == "file:";
+ } catch(e){}
+ return false;
};
-// Get the data out of an XMLHttpRequest
-$.httpData = function(r,type) {
- // Check the headers, or watch for a force override
- return r.getResponseHeader("content-type").indexOf("xml") > 0 ||
- type == "xml" ? r.responseXML : r.responseText;
+// Get the data out of an XMLHttpRequest.
+// Return parsed XML if content-type header is "xml" and type is "xml" or omitted,
+// otherwise return plain text.
+jQuery.httpData = function(r,type) {
+ var ct = r.getResponseHeader("content-type");
+ var xml = ( !type || type == "xml" ) && ct && ct.indexOf("xml") >= 0;
+ return xml ? r.responseXML : r.responseText;
};
// Serialize an array of form elements or a set of
// key/values into a query string
-$.param = function(a) {
+jQuery.param = function(a) {
var s = [];
// If an array was passed in, assume that it is an array