// for some weird reason, it doesn't work if the callback is ommited
jQuery.getScript( this.src );
else {
- // TODO extract into $.eval
- var data = this.text || this.textContent || this.innerHTML || "";
- if (window.execScript)
- window.execScript( data );
- else
- window.setTimeout( data, 0 );
+ jQuery.globalEval( this.text || this.textContent || this.innerHTML || "" );
}
}).end();
}
// If IE is used, create a wrapper for the XMLHttpRequest object
if ( jQuery.browser.msie && typeof XMLHttpRequest == "undefined" )
XMLHttpRequest = function(){
- return new ActiveXObject(
- navigator.userAgent.indexOf("MSIE 5") >= 0 ?
- "Microsoft.XMLHTTP" : "Msxml2.XMLHTTP"
- );
+ return new ActiveXObject("Microsoft.XMLHTTP");
};
// Attach a bunch of functions for handling common AJAX events
* Loads, and executes, a remote JavaScript file using an HTTP GET request.
* All of the arguments to the method (except URL) are optional.
*
+ * Warning: Safari <= 2.0.x is unable to evalulate scripts in a global
+ * context sychronously. If you load functions via getScript, make sure
+ * to call them after a delay.
+ *
* @example $.getScript("test.js")
*
* @example $.getScript("test.js", function(){
* function gets passed two arguments: The XMLHttpRequest object and a
* string describing the type the success of the request.
*
- * (String) data - Data to be sent to the server. Converted to a query
+ * (Object|String) data - Data to be sent to the server. Converted to a query
* string, if not already a string. Is appended to the url for GET-requests.
* Override processData option to prevent processing.
*
* (Boolean) async - By default, all requests are send asynchronous (set to true).
* If you need synchronous requests, set this option to false.
*
+ * (Function) before - A pre-callback to set custom headers etc., the
+ * XMLHttpRequest is passed as the only argument.
+ *
* @example $.ajax({
* type: "GET",
* url: "test.js",
data: null,
contentType: "application/x-www-form-urlencoded",
processData: true,
- async: true
+ async: true,
+ before: null
}, s);
// if data available
// Make sure the browser sends the right content length
if ( xml.overrideMimeType )
xml.setRequestHeader("Connection", "close");
+
+ // Allow custom headers/mimetypes
+ if( s.before )
+ s.before(xml);
// Wait for a response to come back
var onreadystatechange = function(isTimeout){
var data = !type && ct && ct.indexOf("xml") >= 0;
data = type == "xml" || data ? r.responseXML : r.responseText;
- // If the type is "script", eval it´in global context
- // TODO extract as $.eval
+ // If the type is "script", eval it in global context
if ( type == "script" ) {
- if (window.execScript)
- window.execScript( data );
- else
- window.setTimeout( data, 0 );
+ jQuery.globalEval( data );
}
// Get the JavaScript object, if JSON is used.
} else {
// Serialize the key/values
for ( var j in a ) {
- //if one value is array then treat each array value in part
- if (typeof a[j] == 'object') {
+ // If the value is an array then the key names need to be repeated
+ if( a[j].constructor == Array ) {
for (var k = 0; k < a[j].length; k++) {
- s.push( j + "[]=" + encodeURIComponent( a[j][k] ) );
+ s.push( j + "=" + encodeURIComponent( a[j][k] ) );
}
} else {
s.push( j + "=" + encodeURIComponent( a[j] ) );
// Return the resulting serialization
return s.join("&");
+ },
+
+ // evalulates a script in global context
+ // not reliable for safari
+ globalEval: function(data) {
+ if (window.execScript)
+ window.execScript( data );
+ else if(jQuery.browser.safari)
+ // safari doesn't provide a synchronous global eval
+ window.setTimeout( data, 0 );
+ else
+ eval.call( window, data );
}
});