uploadImg.js
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var imgFile = []; //文件流
var imgSrc = []; //图片路径
var imgName = []; //图片名字
var imgUrl=[];//图片地址-访问地址
$(function() {
// 鼠标经过显示删除按钮
$('.content-img-list').on('mouseover', '.content-img-list-item', function() {
$(this).children('div').removeClass('hide');
});
// 鼠标离开隐藏删除按钮
$('.content-img-list').on('mouseleave', '.content-img-list-item', function() {
$(this).children('div').addClass('hide');
});
// 单个图片删除
$(".content-img-list").on("click", '.content-img-list-item a .gcllajitong', function() {
var index = $(this).parent().parent().parent().index();
imgSrc.splice(index, 1);
imgFile.splice(index, 1);
imgName.splice(index, 1);
var boxId = ".content-img-list";
addNewContent(boxId);
if (imgSrc.length < 4) { //显示上传按钮
$('.content-img .file').show();
}
});
$(".content-img-list").on("click", '.content-img-list-item a .gclfangda', function() {
var index = $(this).parent().parent().parent().index();
$(".modal-content").html("");
var bigimg = $(".modal-content").html();
$(".modal-content").html(bigimg + '<div class="show"><img src="' + imgSrc[index] + '" alt=""><div>');
// $(".modal-content").append(
// '<div class="show"><img src="' + imgSrc[a] + '" alt=""><div>'
// );
});
});
//图片上传
$('#upload').on('change', function(e) {
var imgSize = this.files[0].size;
if (imgSize > 1024 * 1000 * 1) { //1M
return alert("上传图片不能超过1000KB");
};
if (this.files[0].type != 'image/png' && this.files[0].type != 'image/jpeg' && this.files[0].type != 'image/gif') {
return alert("图片上传格式不正确");
}
var imgBox = '.content-img-list';
var fileList = this.files;
for (var i = 0; i < fileList.length; i++) {
var imgSrcI = getObjectURL(fileList[i]);
imgName.push(fileList[i].name);
imgSrc.push(imgSrcI);
imgFile.push(fileList[i]);
}
addNewContent(imgBox);
uploadPic();
this.value = null; //上传相同图片
});
function uploadPic(){
var formFile = new FormData();
formFile.append('file', imgFile[imgFile.length-1]);
$.ajax({
type: "post",
dataType: "json",
contentType:false,
processData:false,
dataType:"json",
url:prefix+"/answer/upload",
data: formFile,
success:function(r) {
if (r.code == 200) {
var picUrl=r.data.url;
var pics=$("input[name='pic']");
console.log(pics.length)
console.log( pics)
imgUrl.push(picUrl);
pics[pics.length-1].value=picUrl;
layer.msg('上传成功')
}
}
})
}
//提交请求
$('#btn-submit-upload').on('click', function() {
// FormData上传图片
var formFile = new FormData();
// formFile.append("type", type);
// formFile.append("content", content);
// formFile.append("mobile", mobile);
// 遍历图片imgFile添加到formFile里面
$.each(imgFile, function(i, file) {
formFile.append('file[]', file);
});
$.ajax({
type: "post",
dataType: "json",
contentType:false,
processData:false,
cache: false,
async: true,
dataType:"json",
url:prefix+"/answer/upload",
data: formFile,
success:function(r) {
if (r.code == 200) {
var picUrl=r.data.url;
layer.msg('上传成功')
}
}
})
// $.ajax({
// url: '',
// type: 'POST',
// data: formFile,
// async: true,
// cache: false,
// contentType: false,
// processData: false,
// // traditional:true,
// dataType:'json',
// success: function(res) {
// console.log(res);
// if(res.code==0){
// alert("已提交")
// // $("#adviceContent").val("");
// // $("#contact").val("");
// }else{
// alert(res.message);
// $('.content-img .file').show();
// $("#adviceContent").val("");
// $("#cotentLength").text("0/240");
// $("#contact").val("");
// imgSrc = [];imgFile = [];imgName = [];
// addNewContent(".content-img-list");
});
//删除
function removeImg(obj, index) {
imgSrc.splice(index, 1);
imgFile.splice(index, 1);
imgName.splice(index, 1);
picUrl.splice(index,1);
var boxId = ".content-img-list";
addNewContent(boxId);
}
//图片展示
function addNewContent(obj) {
// console.log(imgSrc)
$(obj).html("");
for (var a = 0; a < imgSrc.length; a++) {
var oldBox = $(obj).html();
var pichtml=pichtml='<input type="hidden" name="pic" value="'+imgUrl[a]+'">';
$(obj).html(oldBox + '<li class="content-img-list-item"><img src="' + imgSrc[a] + '" alt="">' +
pichtml+
'<div class="hide"><a index="' + a + '" class="delete-btn"><i class="gcl gcllajitong"></i></a>' +
'<a index="' + a + '" class="big-btn" type="button" data-toggle="modal" data-target=".bs-example-modal-lg"><i class="gcl gclfangda"></i></a></div></li>');
}
}
//建立可存取到file的url
function getObjectURL(file) {
var url = null;
if (window.createObjectURL != undefined) { // basic
url = window.createObjectURL(file);
} else if (window.URL != undefined) { // mozilla(firefox)
url = window.URL.createObjectURL(file);
} else if (window.webkitURL != undefined) { // webkit or chrome
url = window.webkitURL.createObjectURL(file);
}
return url;
}