//点击上传图片
$('#salesman-submit').on('click',function(){
jQuery.ajaxFileUpload({
url: "http://d.100m.net/100msh_wifi_alone/salesman/add",
files: $(':file'),
data: {},
dataType: "json",
success: function(data) {
alert(data.file.tmp_name);
}, error: function(data, status, e) {
alert(e);
}
});
});
/**
* 页面无刷新上传文件
* 修改版(支持多文件批量上传)
*/
jQuery.extend({
createUploadIframe: function(id, uri) {
var frameId = 'jUploadFrame' + id;
var iframeHtml = '';
jQuery(iframeHtml).appendTo(document.body);
return jQuery('#' + frameId).get(0);
},
createUploadForm: function(id, files, data, fileArr, action) {
var formId = 'jUploadForm' + id;
var fileId = 'jUploadFile' + id;
action = action || '';
var form = jQuery('');
if (data) {
for (var i in data) {
var ele = document.createElement("input");
ele.type = "hidden";
ele.name = i;
ele.value = data[i];
$(ele).appendTo(form);
//jQuery('').appendTo(form);
}
}
//edit by huangxiaoyun lexun.
if (files) {
files.each(function() {
var oldElement = jQuery(this);
var newElement = jQuery(oldElement).clone(true);
jQuery(oldElement).attr('id', fileId);
jQuery(oldElement).before(newElement);
jQuery(oldElement).appendTo(form);
//将新文件上传框和旧文件上传框组成一个对象添加到对象数组
fileArr.push({ tmpfile: newElement[0], orifile: oldElement[0] });
});
}
jQuery(form).css('position', 'absolute');
jQuery(form).css('top', '-1200px');
jQuery(form).css('left', '-1200px');
jQuery(form).appendTo('body');
return form;
},
ajaxFileUpload: function(s) {
s = jQuery.extend({ secureuri: false, dataType: 'json' }, jQuery.ajaxSettings, s);
var id = new Date().getTime();
//一个对象数组,对象有两个属性,一个表示临时input文件上传框,一个表示原始文件上传框
var fileArr = [];
var frameId = 'jUploadFrame' + id;
var formId = 'jUploadForm' + id;
var form = jQuery.createUploadForm(id, s.files, (typeof (s.data) == 'undefined' ? false : s.data), fileArr, s.url);
var io = jQuery.createUploadIframe(id, s.secureuri);
if (s.global && !jQuery.active++) {
jQuery.event.trigger("ajaxStart");
}
var requestDone = false;
var xml = {}
if (s.global)
jQuery.event.trigger("ajaxSend", [xml, s]);
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 && jQuery.handleError(s, xml, null, e);
}
if (xml || isTimeout == "timeout") {
requestDone = true;
var status;
try {
status = isTimeout != "timeout" ? "success" : "error";
if (status != "error") {
var data = jQuery.uploadHttpData(xml, s.dataType);
if (s.success)
s.success(data, status);
if (s.global)
jQuery.event.trigger("ajaxSuccess", [xml, s]);
} else
jQuery.handleError && jQuery.handleError(s, xml, status);
} catch (e) {
status = "error";
jQuery.handleError && jQuery.handleError(s, xml, status, e);
}
if (s.global)
jQuery.event.trigger("ajaxComplete", [xml, s]);
if (s.global && ! --jQuery.active)
jQuery.event.trigger("ajaxStop");
if (s.complete)
s.complete(xml, status);
jQuery(io).unbind();
setTimeout(function() {
try {
jQuery(io).remove();
jQuery(form).remove();
} catch (e) {
jQuery.handleError && jQuery.handleError(s, xml, null, e);
}
}, 100);
xml = null;
}
}
if (s.timeout > 0) {
setTimeout(function() {
if (!requestDone) uploadCallback("timeout");
}, s.timeout);
}
try {
var form = $('#' + formId);
//ie8修改action报错.?
try { form.attr('action', s.url); } catch (e) { }
form.attr('method', 'POST');
form.attr('target', frameId);
if (form.attr('encoding')) {
jQuery(form).attr('encoding', 'multipart/form-data');
}
else {
jQuery(form).attr('enctype', 'multipart/form-data');
}
jQuery(form).submit();
//表单提交以后,将旧的文件上传框恢复到原始位置,用以保留已经上传的文件
for (var i = 0; i < fileArr.length; i++) {
fileArr[i].tmpfile.parentNode.replaceChild(fileArr[i].orifile, fileArr[i].tmpfile);
}
} catch (e) {
jQuery.handleError && 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 (type == "script")
jQuery.globalEval(data);
if (type == "json")
eval("data = " + data);
if (type == "html")
jQuery("").html(data).evalScripts();
return data;
}
});
---------------------
作者:猫老板的豆
来源:CSDN
原文:https://blog.csdn.net/x550392236/article/details/76686237