$ cordova plugin add https://github.com/aisebastian/cordova-better-filechooser.git

customFileChooser.open(type, successCallback, failureCallback); 

customFileChooser.open('application/pdf, image/png',function (uri){
  		console.log(uri)
	}, function(err){
  		console.log(err);
	});
	
customFileChooser.create(type, name, successCallback, failureCallback); 

customFileChooser.create('image/png', 'drawable.png', function (uri){
  		console.log(uri)
	}, function(err){
  		console.log(err);
	});

image/jpeg
audio/mpeg4-generic
text/html
audio/mpeg
audio/aac
audio/wav
audio/ogg
audio/midi
audio/x-ms-wma
video/mp4
video/x-msvideo
video/x-ms-wmv
image/png
image/jpeg
image/gif
.xml ->text/xml
.txt -> text/plain
.cfg -> text/plain
.csv -> text/plain
.conf -> text/plain
.rc -> text/plain
.htm -> text/html
.html -> text/html
.pdf -> application/pdf
.apk -> application/vnd.android.package-archive