jQuery.extend({ handleError: function (s, xhr, status, e) { // If a local callback was specified, fire it if (s.error) { s.error.call(s.context || s, xhr, status, e); } // Fire the global callback if (s.global) { (s.context ? jQuery(s.context) : jQuery.event).trigger("ajaxError", [xhr, s, e]); } }, createUploadIframe: function (id, uri) { var frameId = 'jUploadFrame' + id; if (window.ActiveXObject) { if (jQuery.browser.version == "9.0" || jQuery.browser.version == "10.0") { io = document.createElement('iframe'); io.id = frameId; io.name = frameId; } else if (jQuery.browser.version == "6.0" || jQuery.browser.version == "7.0" || jQuery.browser.version == "8.0") { var io = document.createElement(''); if (typeof uri == 'boolean') { io.src = 'javascript:false'; } else if (typeof uri == 'string') { io.src = uri; } } } else { var io = document.createElement('iframe'); io.id = frameId; io.name = frameId; } io.style.position = 'absolute'; io.style.top = '-1000px'; io.style.left = '-1000px'; document.body.appendChild(io); return io; }, ajaxUpload: function (s, xml) { //if((fromFiles.nodeType&&!((fileList=fromFiles.files)&&fileList[0].name))) var uid = new Date().getTime(), idIO = 'jUploadFrame' + uid, _this = this; var jIO = $('').appendTo('body'); var jForm = $('').appendTo('body'); var oldElement = $('#' + s.fileElementId); var newElement = $(oldElement).clone(); $(oldElement).attr('id', 'jUploadFile' + uid); $(oldElement).before(newElement); $(oldElement).appendTo(jForm); this.remove = function () { if (_this !== null) { jNewFile.before(jOldFile).remove(); jIO.remove(); jForm.remove(); _this = null; } } this.onLoad = function () { var data = $(jIO[0].contentWindow.document.body).text(); try { if (data != undefined) { data = eval('(' + data + ')'); try { if (s.success) s.success(data, status); // Fire the global callback if (s.global) jQuery.event.trigger("ajaxSuccess", [xml, s]); if (s.complete) s.complete(data, status); xml = null; } 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 } } catch (ex) { alert(ex.message); }; } this.start = function () { jForm.submit(); jIO.load(_this.onLoad); }; return this; }, createUploadForm: function (id, url, 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 // Create the request object var xml = {}; s = jQuery.extend({}, jQuery.ajaxSettings, s); if (window.ActiveXObject) { var upload = new jQuery.ajaxUpload(s, xml); try { upload.start(); } catch (e) { status = "error"; jQuery.handleError(s, xml, status, e); } } else { var id = new Date().getTime(); var form = jQuery.createUploadForm(id, s.url, 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; 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]); if (s.complete) s.complete(data, status); } 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 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).html()); } // evaluate scripts within html if (type == "html") jQuery("").html(data).evalScripts(); return data; } });