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Changed the download functionality to cover IE.

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Since IE doesn't work well with `.click()` (because of access denied) we
can take advantage of the `navigator.msSaveOrOpenBlob`.
https://stackoverflow.com/questions/46232980/click-giving-access-denied-in-ie11/46233123#46233123

Signed-off-by: Ken Fukuyama <kenfdev@gmail.com>
This commit is contained in:
Ken Fukuyama 2018-03-21 08:37:47 +09:00 committed by Alex Ellis
parent c633fbb96d
commit 4877a60aee
1 changed files with 13 additions and 31 deletions
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40
gateway/assets/script/bootstrap.js vendored
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@ -88,39 +88,21 @@ app.controller("home", ['$scope', '$log', '$http', '$location', '$interval', '$f
var tryDownload = function(data, filename) {
var caught;
var linkElement = document.createElement('a');
try {
var blob = new Blob([data], { type: "binary/octet-stream" });
var url = window.URL.createObjectURL(blob);
linkElement.setAttribute('href', url);
linkElement.setAttribute("download", filename);
var clickEvent;
if((navigator.userAgent.indexOf("MSIE") != -1 ) || (!!document.documentMode == true )) { // for IE 11
clickEvent = document.createEvent("MouseEvent");
clickEvent.initMouseEvent("click", /* eventName */
true, /* bubbles */
false, /* cancelable */
window, /* view */
0,0,0,0,0, /* detail, screenX, screenY, clientX, clientY */
false, /* ctrlKey */
false, /* altKey */
false, /* shiftKey */
false, /* metaKey */
0, /* button */
null /* relatedTarget */
);
} else {
clickEvent = new MouseEvent("click", {
"view": window,
"bubbles": true,
"cancelable": false
});
if (window.navigator.msSaveBlob) { // // IE hack; see http://msdn.microsoft.com/en-us/library/ie/hh779016.aspx
window.navigator.msSaveOrOpenBlob(blob, filename);
}
linkElement.dispatchEvent(clickEvent);
else {
var linkElement = window.document.createElement("a");
linkElement.href = window.URL.createObjectURL(blob);
linkElement.download = filename;
document.body.appendChild(linkElement);
linkElement.click();
document.body.removeChild(linkElement);
}
} catch (ex) {
caught = ex;
}