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更新文件上传缓存机制

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Anyon 2020-01-15 11:15:55 +08:00
parent 65c399f478
commit 72055d5bc7
1 changed files with 10 additions and 8 deletions
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18
app/admin/view/api/upload.js
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@ -2,7 +2,7 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
allowExtsMimes = JSON.parse('{$exts|raw}');
return function (element, UploadedHandler, options) {
/*! 定义初始化变量 */
options = {element: $(element), exts: [], mimes: [], files: {}, loading: 0};
options = {element: $(element), exts: [], mimes: [], files: {}, cache: {}, loading: 0};
options.safe = options.element.data('safe') || '';
options.type = options.element.data('type') || '';
options.types = options.type ? options.type.split(',') : [];
@ -19,7 +19,8 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
auto: false, multiple: options.multiple, accept: 'file', elem: element,
exts: options.exts.join('|'), acceptMime: options.mimes.join(','), choose: function (obj) {
for (var index in options.files = obj.pushFile()) {
options.element.data('file', options.files[index]), md5file(options.files[index]).then(function (file) {
options.files[index].index = index, options.cache[index] = options.files[index];
md5file(options.files[index]).then(function (file) {
jQuery.ajax("{:url('@admin/api.upload/state')}", {
data: {xkey: file.xkey, uptype: options.uptype, safe: options.safe, name: file.name}, method: 'post', success: function (ret) {
file.xurl = ret.data.url;
@ -37,7 +38,7 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
options.uploader.config.data.success_action_status = 200;
options.uploader.config.data['Content-Disposition'] = 'inline;filename=' + encodeURIComponent(file.name);
}
obj.upload(index, file);
obj.upload(file.index, file);
} else if (parseInt(ret.code) === 200) {
UploadedHandler.call(options.element, file.xurl, file);
} else {
@ -52,15 +53,14 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
options.loading = $.msg.loading('上传进度 <span data-upload-progress>0%</span>');
}, progress: function (n) {
$('[data-upload-progress]').html(n + '%');
}, done: function (ret) {
this.file = options.element.data('file');
}, done: function (ret, index) {
this.multiple || $.msg.close(options.loading);
if (typeof ret.uploaded === 'undefined' && this.file.xurl) {
ret = {uploaded: true, url: this.file.xurl};
if (typeof ret.uploaded === 'undefined' && typeof options.cache[index].xurl === 'string') {
ret = {uploaded: true, url: options.cache[index].xurl};
}
if (ret.uploaded) {
if (typeof UploadedHandler === 'function') {
UploadedHandler.call(options.element, ret.url, this.file);
UploadedHandler.call(options.element, ret.url, options.cache[index]);
} else {
options.input.val(ret.url).trigger('change');
}
@ -77,6 +77,7 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
function md5file(file) {
var deferred = jQuery.Deferred();
file.xext = file.name.indexOf('.') > -1 ? file.name.split('.').pop() : 'tmp';
/*! 兼容不能计算文件 HASH 的情况 */
if (!window.FileReader) return jQuery.when((function (date, chars) {
date = new Date(), chars = 'abcdefhijkmnprstwxyz0123456789';
@ -86,6 +87,7 @@ define(['md5'], function (SparkMD5, allowExtsMimes) {
deferred.resolve(file, file.xmd5, file.xkey);
return deferred;
}).call(this));
/*! 读取文件并计算 HASH 值 */
var spark = new SparkMD5.ArrayBuffer();
var slice = File.prototype.slice || File.prototype.mozSlice || File.prototype.webkitSlice;