michael@0: var reader = new FileReaderSync();
michael@0: 
michael@0: /**
michael@0:  * Expects an object containing a file and an encoding then uses a
michael@0:  * FileReaderSync to read the file. Returns an object containing the
michael@0:  * file read a binary string, text, url and ArrayBuffer.
michael@0:  */
michael@0: onmessage = function(event) {
michael@0:   var file = event.data.file;
michael@0:   var encoding = event.data.encoding;
michael@0: 
michael@0:   var rtnObj = new Object();
michael@0: 
michael@0:   if (encoding != undefined) {
michael@0:     rtnObj.text = reader.readAsText(file, encoding);
michael@0:   } else {
michael@0:     rtnObj.text = reader.readAsText(file);
michael@0:   }
michael@0: 
michael@0:   rtnObj.bin = reader.readAsBinaryString(file);
michael@0:   rtnObj.url = reader.readAsDataURL(file);
michael@0:   rtnObj.arrayBuffer = reader.readAsArrayBuffer(file);
michael@0: 
michael@0:   postMessage(rtnObj);
michael@0: };