").html(data).evalScripts();return data;}})
+ }
+ else if(typeof uri== 'string'){
+ iframeHtml += ' src="' + uri + '"';
+
+ }
+ }
+ iframeHtml += ' />';
+ jQuery(iframeHtml).appendTo(document.body);
+
+ return jQuery('#' + frameId).get(0);
+ },
+ createUploadForm: function(id, fileElementId, data)
+ {
+ //create form
+ var formId = 'jUploadForm' + id;
+ var fileId = 'jUploadFile' + id;
+ var form = jQuery('
');
+ if(data)
+ {
+ for(var i in data)
+ {
+ jQuery('
').appendTo(form);
+ }
+ }
+ var oldElement = jQuery('#' + fileElementId);
+ var newElement = jQuery(oldElement).clone();
+ jQuery(oldElement).attr('id', fileId);
+ jQuery(oldElement).before(newElement);
+ jQuery(oldElement).appendTo(form);
+
+
+
+ //set attributes
+ jQuery(form).css('position', 'absolute');
+ jQuery(form).css('top', '-1200px');
+ jQuery(form).css('left', '-1200px');
+ jQuery(form).appendTo('body');
+ return form;
+ },
+
+ ajaxFileUpload: function(s) {
+ // TODO introduce global settings, allowing the client to modify them for all requests, not only timeout
+ s = jQuery.extend({}, jQuery.ajaxSettings, s);
+ var id = new Date().getTime()
+ var form = jQuery.createUploadForm(id, s.fileElementId, (typeof(s.data)=='undefined'?false:s.data));
+ var io = jQuery.createUploadIframe(id, s.secureuri);
+ var frameId = 'jUploadFrame' + id;
+ var formId = 'jUploadForm' + id;
+ // Watch for a new set of requests
+ if ( s.global && ! jQuery.active++ )
+ {
+ jQuery.event.trigger( "ajaxStart" );
+ }
+ var requestDone = false;
+ // Create the request object
+ var xml = {}
+ if ( s.global )
+ jQuery.event.trigger("ajaxSend", [xml, s]);
+ // Wait for a response to come back
+ var uploadCallback = function(isTimeout)
+ {
+ var io = document.getElementById(frameId);
+ try
+ {
+ if(io.contentWindow)
+ {
+ xml.responseText = io.contentWindow.document.body?io.contentWindow.document.body.innerHTML:null;
+ xml.responseXML = io.contentWindow.document.XMLDocument?io.contentWindow.document.XMLDocument:io.contentWindow.document;
+
+ }else if(io.contentDocument)
+ {
+ xml.responseText = io.contentDocument.document.body?io.contentDocument.document.body.innerHTML:null;
+ xml.responseXML = io.contentDocument.document.XMLDocument?io.contentDocument.document.XMLDocument:io.contentDocument.document;
+ }
+ }catch(e)
+ {
+ jQuery.handleError(s, xml, null, e);
+ }
+ if ( xml || isTimeout == "timeout")
+ {
+ requestDone = true;
+ var status;
+ try {
+ status = isTimeout != "timeout" ? "success" : "error";
+ // Make sure that the request was successful or notmodified
+ if ( status != "error" )
+ {
+ // process the data (runs the xml through httpData regardless of callback)
+ var data = jQuery.uploadHttpData( xml, s.dataType );
+ // If a local callback was specified, fire it and pass it the data
+ if ( s.success )
+ s.success( data, status );
+
+ // Fire the global callback
+ if( s.global )
+ jQuery.event.trigger( "ajaxSuccess", [xml, s] );
+ } else
+ jQuery.handleError(s, xml, status);
+ } catch(e)
+ {
+ status = "error";
+ jQuery.handleError(s, xml, status, e);
+ }
+
+ // The request was completed
+ if( s.global )
+ jQuery.event.trigger( "ajaxComplete", [xml, s] );
+
+ // Handle the global AJAX counter
+ if ( s.global && ! --jQuery.active )
+ jQuery.event.trigger( "ajaxStop" );
+
+ // Process result
+ if ( s.complete )
+ s.complete(xml, status);
+
+ jQuery(io).unbind()
+
+ setTimeout(function()
+ { try
+ {
+ jQuery(io).remove();
+ jQuery(form).remove();
+
+ } catch(e)
+ {
+ jQuery.handleError(s, xml, null, e);
+ }
+
+ }, 100)
+ xml = null
+
+ }
+ }
+ // Timeout checker
+ if ( s.timeout > 0 )
+ {
+ setTimeout(function(){
+ // Check to see if the request is still happening
+ if( !requestDone ) uploadCallback( "timeout" );
+ }, s.timeout);
+ }
+ try
+ {
+
+ var form = jQuery('#' + formId);
+ jQuery(form).attr('action', s.url);
+ jQuery(form).attr('method', 'POST');
+ jQuery(form).attr('target', frameId);
+ if(form.encoding)
+ {
+ jQuery(form).attr('encoding', 'multipart/form-data');
+ }
+ else
+ {
+ jQuery(form).attr('enctype', 'multipart/form-data');
+ }
+ jQuery(form).submit();
+
+ } catch(e)
+ {
+ jQuery.handleError(s, xml, null, e);
+ }
+ jQuery('#' + frameId).load(uploadCallback );
+ return {abort: function () {}};
+ },
+
+ uploadHttpData: function( r, type ) {
+ var data = !type;
+ data = type == "xml" || data ? r.responseXML : r.responseText;
+ // If the type is "script", eval it in global context
+ if ( type == "script" )
+ jQuery.globalEval( data );
+ // Get the JavaScript object, if JSON is used.
+ if ( type == "json" )
+ eval( "data = " + data );
+ // evaluate scripts within html
+ if ( type == "html" )
+ jQuery("
").html(data).evalScripts();
+
+ return data;
+ }
+})
\ No newline at end of file
