[TIMOB-17812] iOS: Feature Request to initiate the camera access prompt via Titanium Code

   var win1 = Titanium.UI.createWindow({
   	backgroundColor: 'white'
   });
   
   var button1 = Titanium.UI.createButton({
   	title: 'is camera supported',
   	top: "20%"
   });
   
   var button2 = Titanium.UI.createButton({
   	title: 'is camera authorized',
   	top: "40%"
   });
   var button3 = Titanium.UI.createButton({
   	title: 'request camera access',
   	top: "60%"
   });
   
   var button4 = Titanium.UI.createButton({
   	title: 'open camera',
   	top: "80%"
   });
   
   button1.addEventListener('click', function(e) {
       var isCameraSupported = Ti.Media.isCameraSupported;
       var alert = Ti.UI.createAlertDialog({
           title: 'Is Camera Supported?',
           message: isCameraSupported
       });
       alert.show();  
   });
   
   button2.addEventListener('click', function(e) {
   	if (Ti.Platform.name == "iPhone OS" && parseInt(Ti.Platform.version.split(".")[0]) >= 8) {
   	    var cameraAuthorizationStatus = Ti.Media.cameraAuthorizationStatus;
   	    var theMsg;
   	    if (cameraAuthorizationStatus === Ti.Media.CAMERA_AUTHORIZATION_AUTHORIZED) {
   	    	theMsg = 'approved';
   	    };
   	    if (cameraAuthorizationStatus === Ti.Media.CAMERA_AUTHORIZATION_DENIED) {
   	        //at one point of time the user denied camera access
   	    	theMsg = 'Camera access was denied, please go to phone settings to give access';
   	    };
   	    if (cameraAuthorizationStatus === Ti.Media.CAMERA_AUTHORIZATION_RESTRICTED) {
   	    	theMsg = 'restricted';
   	    };
   	    if (cameraAuthorizationStatus === Ti.Media.CAMERA_AUTHORIZATION_NOT_DETERMINED) {
   	    	theMsg = 'not determined';
   	    	//althernatively, you can immediately call requestCameraAccess here
   	    };
   	    var alert = Ti.UI.createAlertDialog({
   	        title: 'Camera Authorization Status',
   	        message: theMsg
   	    });
   	    alert.show();  
   	}
   	else {
   		var alert = Ti.UI.createAlertDialog({
   	        title: 'IOS 7 or greater',
   	        message: 'only available for ios 7 and greater'
   	    });
   	    alert.show();
   	}
   });
   
   button3.addEventListener('click', function(e) {
   	if (Ti.Platform.name == "iPhone OS" && parseInt(Ti.Platform.version.split(".")[0]) >= 8) {
   		Ti.Media.requestCameraAccess(function(e) {
   			var theMsg;
   			if (e.success) {
   				theMsg = 'User granted access';
   			}
   			else {
   				theMsg = 'User denied access';
   			}
   
   		    var alert = Ti.UI.createAlertDialog({
   		        title: 'Camera request access',
   		        message: theMsg
   		    });
   		    alert.show();  
   		});
   	}
   	else {
   		var alert = Ti.UI.createAlertDialog({
   	        title: 'IOS 7 or greater',
   	        message: 'only available for ios 7 and greater'
   	    });
   	    alert.show();
   	}
   
   });
   button4.addEventListener('click', function(e) {
   	Ti.Media.showCamera();
   });
   
   win1.add(button1);
   win1.add(button2);
   win1.add(button3);
   win1.add(button4);
   
   win1.open();