use-on-demand
Version:
95 lines • 3.36 kB
JavaScript
export var xX_Download_Upload_Helper;
(function (xX_Download_Upload_Helper) {
var Download = /** @class */ (function () {
function Download() {
}
return Download;
}());
xX_Download_Upload_Helper.Download = Download;
var Upload = /** @class */ (function () {
function Upload() {
}
/**
* 检查【文件后缀名】
*
* 1.参考资料：
* https://stackoverflow.com/a/11833377/6264260
* https://stackoverflow.com/a/25230749/6264260
*/
Upload.prototype.checkFileExt = function (sender) {
var validExts = ['.xlsx', '.xls', '.csv'];
var fileName = sender.value;
var fileExt = fileName.substring(fileName.lastIndexOf('.'));
if (validExts.indexOf(fileExt) < 0) {
alert("Invalid file selected, valid files are of " + validExts.toString() + " types.");
return false;
}
else {
return true;
}
};
/**
* 1.参考资料：
* [图片格式_百度百科](https://baike.baidu.com/item/%E5%9B%BE%E7%89%87%E6%A0%BC%E5%BC%8F/381122?fr=aladdin)
*/
Upload.imageExts = [
'JPG',
'JPEG',
'PNG',
//
'BMP',
'GIF',
'WEBP',
//
'JFIF',
'PJPEG',
'PJP',
'TIF',
'PCX',
'TGA',
'EXIF',
'FPX',
'SVG',
'PSD',
'CDR',
'PCD',
'DXF',
'UFO',
'EPS',
'AI',
'RAW',
'WMF',
'AVIF',
].map(function (name) { return name.toLowerCase(); });
Upload.acceptMap = {
/**
* 1.此处，StackOverFlow，给出的高赞答案，在【macOS 10.15.7 Catalina】版本下，是有错误的：
* 【Excel 的 accept】https://stackoverflow.com/a/11834872/6264260
*
* 2.所以，我们通过【试验】+【总结其它答案】，拼凑出了一条，比较完整的。
* 个人总结的答案：https://stackoverflow.com/a/64926038/6264260
*/
excel: [
'.csv',
'.xls',
'.xlsx',
//
'text/csv',
'application/csv',
'text/comma-separated-values',
'application/csv',
'application/excel',
// 'application/vnd.ms-excel', // 仅作候补尝试
'application/vnd.msexcel',
'text/anytext',
//
'application/vnd.ms-excel',
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
].join(' , '),
image: Upload.imageExts.map(function (type) { return "image/" + type; }).join(' , '),
};
return Upload;
}());
xX_Download_Upload_Helper.Upload = Upload;
})(xX_Download_Upload_Helper || (xX_Download_Upload_Helper = {}));
//# sourceMappingURL=Download_Upload_Helper.js.map