You need to open that photo (of type Windows.Storage.StorageFile
) for reading, convert it's stream to blob, append it to FormData
object and upload using whatever Ajax library you want (WinJS.xhr
, jQuery.ajax
etc).
Following code illustrates it better than words:
file.openReadAsync().done(function(fileStream) {
var fileData = MSApp.createBlobFromRandomAccessStream(file.contentType, fileStream);
var formData = new FormData();
formData.append('upload', fileData, file.name);
... // send formData as xhr request body
});