[英]$http PDF download - invalid file
I am trying to download a PDF file with $http service from AngularJS. 我试图从AngularJS下载带有$ http服务的PDF文件。
When I try to open the file it is invalid (Invalid Color Space) and the page ist blank. 当我尝试打开文件时,它无效(无效的色彩空间),并且页面空白。
Then I check: 然后我检查:
They are somehow different: ie 它们有所不同:即
"%PDF-1.4 % ......... “%PDF-1.4% .........
%PDF-1.4 %äãÏÒ......... %PDF-1.4%äãÏÒ.........
The same is happened to the whole document. 整个文档也是如此。
What am I doing wrong? 我究竟做错了什么?
PS code: PS代码:
downloadService.downloadPDF(response.url).then(
function(response) {
if (response) {
var aTag = document.getElementById('downloadFile');
aTag.setAttribute('href', 'data:application/pdf;charset=utf-8,' + encodeURIComponent(response));
aTag.setAttribute('download', $scope.data.filename);
aTag.click();
}
});
Response Headers: 响应标题:
Cache-Control:max-age=3600, must-revalidate
Content-Disposition:inline; filename=4550f2025f45cc2d14a403fbc1840160d4d052e4_598551722_300501.pdf
Content-Type:application/pdf
Date:Tue, 23 Oct 2018 11:17:44 GMT
Expires:0
Pragma:public
Server:Apache-Coyote/1.1
Set-Cookie:JSESSIONID=Y0kTkAV7GJLVRK1fKuZfffff; Expires=Thu, 01-Jan-1970 00:00:10 GMT; Path=/appbase; HttpOnly
Transfer-Encoding:chunked
encodeURIComponent does not do the needed BASE64 encoding encodeURIComponent不执行所需的BASE64编码
https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs
Have a look here: 在这里看看:
https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding
Or have a link to the file on the server 或具有指向服务器上文件的链接
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