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[英]Change Content-Disposition filename with userscript from a Post
[英]"Content-Disposition", "inline;filename=" + filName doesnt force pdf files to show
我希望首先單擊鏈接以在新選項卡中顯示 pdf 文件作為預覽,然后允許用戶下載文件。
所以我尋找答案,他們大多說我應該包括這兩個標題
Response.AddHeader("Content-Disposition", "inline; filename=\"" + filName + "\"");
Response.AddHeader("Content-Type", "application/pdf");
但它不起作用,pdf文件才開始下載。 這是我的代碼:
C# :
public FileContentResult GetVisaAproveFile(Guid id)
{
var request = visaRequestRepository.GetById(id);
AttachedFile ApprovedAttachedFile = request.AttachedFiles.FirstOrDefault(f => f.DocType == DocType.ApprovedDocument);
byte[] filByte = ApprovedAttachedFile?.FileContent ?? new byte [0];
string filName = ApprovedAttachedFile?.AttachFileSource ?? "بدون عنوان";
Response.Clear();
Response.AddHeader("Content-Type", "application/pdf");
Response.AddHeader("Content-Disposition", "inline; filename=\"" + filName + "\"");
return File(filByte, MimeMapping.GetMimeMapping(filName));
}
JavaScript :
$scope.onShowCertificate = function (e) {
debugger;
var id = e.key.VisaReqId;
var url = $window.location.origin + "/UploadFile/GetVisaAproveFile/?id=" + id;
$window.open(url, '_blank');
};
HTML :
<div data-options="dxTemplate:{ name:'Certificate' }">
<i class='glyphicon glyphicon-download-alt ajaxresub'
ng-if="item.value == 8"
style='color: blue;cursor: pointer !important;'
ng-click="onShowCertificate(item)"></i>
</div>
提前致謝 :)
這是我的例子:
在您的操作中使用FileResult 。 不要返回 File()。
返回FileStreamResult() 。
[HttpGet]
public FileResult GetVisaAproveFile(string id)
{
//skip content
//Put your PDF in MemoryStream
MemoryStream msResult = ReadPDF();
var fileResult = new FileStreamResult(msResult, "application/pdf");
Response.AddHeader("Content-Disposition", string.Format("inline; filename={0}.pdf", id));
return fileResult;
}
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