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增加读取excel方法

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This commit is contained in:
邹景立 2021-01-22 16:33:10 +08:00
parent b8730f66a5
commit 5eaa63faa4
1 changed files with 33 additions and 3 deletions
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36
public/static/plugs/jquery/excel.xlsx.js
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@ -17,7 +17,7 @@ define(['xlsx'], function () {
});
};
excel.load = function (url, data, done, filename, method) {
excel.load = function (url, data, done, name, method) {
var alldata = [];
var loading = $.msg.loading('正在加载 <span data-upload-page></span>，完成 <span data-upload-progress>0</span>%');
nextPage(1, 1);
@ -26,7 +26,7 @@ define(['xlsx'], function () {
if (curPage > maxPage) {
if (typeof done === 'function') {
if ((this.result = done(alldata)) !== false) {
excel(this.result, filename || '文件下载.xlsx');
excel(this.result, name || '文件下载.xlsx');
} else {
console.log('格式化函数返回`false`，已终止数据导出操作', alldata, this.result);
}
@ -45,6 +45,36 @@ define(['xlsx'], function () {
}, false);
}
}
}
};
excel.read = function (file) {
return (function (defer, reader, loaded) {
defer = jQuery.Deferred(), reader = new FileReader();
reader.onload = function (event) {
var work = XLSX.read(event.target.result, {type: 'binary'});
for (var sheet in work.Sheets) if (work.Sheets.hasOwnProperty(sheet)) {
var object = {}, data = work.Sheets[sheet], keys = '', atrs = '';
for (keys in data) if ((atrs = keys.match(/^([A-Z]+)(\d+)$/i))) {
object[atrs[2]] = object[atrs[2]] || {};
object[atrs[2]][atrs[1]] = data[keys].v;
}
return jQuery.msg.close(loaded), defer.resolve(object);
}
jQuery.msg.close(loaded)
};
reader.onerror = function () {
defer.reject('读取文件失败');
};
reader.onprogress = function (event) {
defer.notify((event.loaded / event.total).toFixed(4) * 100);
};
if (typeof file === 'object') {
return reader.readAsBinaryString(file), defer;
} else {
return defer;
}
})();
};
return excel;
});