New extension manager and issues with corporate certificates

[muratmaga]

@lassoan

url = qt.QUrl("https://slicer-packages.kitware.com/api/v1/file/613b26b1342a877cb3bee81e/download")
request = qt.QNetworkRequest(url)
manager = qt.QNetworkAccessManager()
reply = manager.get(request)

while (not reply.isFinished()):
    slicer.app.processEvents()

localFile = qt.QFile("c:/tmp/downloaded2.zip")
localFile.open(qt.QIODevice.WriteOnly)
localFile.write(reply.readAll());
localFile.close()

print(f"HTTP response code: {reply.attribute(qt.QNetworkRequest.HttpStatusCodeAttribute)}")
print(f"Error code: {reply.error()}")

Still 0.

>>> url = qt.QUrl("https://slicer-packages.kitware.com/api/v1/file/613b26b1342a877cb3bee81e/download")
>>> request = qt.QNetworkRequest(url)
>>> manager = qt.QNetworkAccessManager()
>>> reply = manager.get(request)
>>>
>>> while (not reply.isFinished()):
... slicer.app.processEvents()
...
>>> localFile = qt.QFile("c:/temp/downloaded2.zip")
>>> localFile.open(qt.QIODevice.WriteOnly)
True
>>> localFile.write(reply.readAll());
0
>>> localFile.close()
>>>
>>> print(f"HTTP response code: {reply.attribute(qt.QNetworkRequest.HttpStatusCodeAttribute)}")
HTTP response code: None
>>> print(f"Error code: {reply.error()}")
Error code: 6
>>>