ajaxfileupload实现单个或多个文件的上传
2014-10-21 17:54
411 查看
核心js类库:
使用方法:
jQuery.extend( { handleError : function(s, xhr, status, e) { if (s.error) s.error(xhr, status, e); else if (xhr.responseText) console.log(xhr.responseText); } }); jQuery .extend( { //创建上传的Frame createUploadIframe : function(id, uri) { // create frame var frameId = 'jUploadFrame' + id; var iframeHtml = '<iframe id="' + frameId + '" name="' + frameId + '" style="position:absolute; top:-9999px; left:-9999px"'; if (window.ActiveXObject) { if (typeof uri == 'boolean') { iframeHtml += ' src="' + 'javascript:false' + '"'; } else if (typeof uri == 'string') { iframeHtml += ' src="' + uri + '"'; } } iframeHtml += ' />'; jQuery(iframeHtml).appendTo(document.body); return jQuery('#' + frameId).get(0); }, //动态创建上传Form createUploadForm : function(id, fileElementId, data) { // create form var formId = 'jUploadForm' + id; var fileId = 'jUploadFile' + id; var form = jQuery('<form action="" method="POST" name="' + formId + '" id="' + formId + '" enctype="multipart/form-data"></form>'); if (data) { for ( var i in data) { jQuery( '<input type="hidden" name="' + i + '" value="' + data[i] + '" />').appendTo(form); } } //单个文件上传 /*var oldElement = jQuery('#' + fileElementId); var newElement = jQuery(oldElement).clone(); jQuery(oldElement).attr('id', fileId); jQuery(oldElement).before(newElement); jQuery(oldElement).appendTo(form);*/ //多文件上传 for(var i in fileElementId){ var oldElement = jQuery('#' + fileElementId[i]); var newElement = jQuery(oldElement).clone(); jQuery(oldElement).attr('id', fileId); jQuery(oldElement).before(newElement); jQuery(oldElement).appendTo(form); } //end // set attributes jQuery(form).css('position', 'absolute'); jQuery(form).css('top', '-1200px'); jQuery(form).css('left', '-1200px'); jQuery(form).appendTo('body'); return form; }, //上传文件 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() { } }; }, //返回数据格式 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("<div>").html(data).evalScripts(); return data; } });
使用方法:
//HTML页面标签为file类型的ID var files = ['bizLisnScanFile','credScanFile']; <strong></strong><pre name="code" class="java" style="display: inline !important; ">var params = serializeObject($('#formcompany'));
$.ajaxFileUpload({ url: 'goxxxx', secureuri :false, fileElementId :files,//上传文件ID data: params,//表单值 dataType : 'text', error:function(){ window.location.href="500";//跳转到500页面 }, success: function (result,status) {}
相关文章推荐
- 深入浅析AjaxFileUpload实现单个文件的 Ajax 文件上传库
- 使用ajaxFileUpload.js插件实现ajax无刷新上传文件
- jQuery插件AjaxFileUpload文件上传实现Javascript多文件上传功能
- SpringMVC结合ajaxfileupload.js实现文件无刷新上传
- jQuery插件AjaxFileUpload文件上传实现Javascript多文件上传功能
- 使用AjaxFileUpload.js实现异步文件上传示例
- SpringMVC结合ajaxfileupload.js实现文件无刷新上传
- 使用AjaxFileUpload.js实现异步文件上传示例
- 一个简单的jQuery插件ajaxfileupload实现ajax上传文件例子
- 一个简单的jQuery插件ajaxfileupload.js实现ajax上传文件例子
- 使用ajaxfileupload.js插件实现Ajax方式上传文件
- 一个简单的jQuery插件ajaxfileupload实现ajax上传文件例子
- jQuery插件AjaxFileUpload可以实现ajax文件上传
- ajaxFileUpload+struts2实现多文件上传
- 使用ajaxfileupload.js实现ajax上传文件php版
- c#、asp.net 基于ajaxfileupload.js 实现文件异步上传
- 一个简单的jQuery插件ajaxfileupload实现ajax上传文件例子
- 一个简单的jQuery插件ajaxfileupload.js实现ajax上传文件例子
- 使用ajaxfileupload.js实现ajax上传文件php版
- jquery 实现ajax 上传文件的功能(使用插件 ajaxfileupload)