major security update

server/node_modules/node-cryptojs-aes/examples/browser/js/main.js

@@ -0,0 +1,81 @@
+// browser side implementation
+
+jQuery(document).ready(function($){
+	
+	// retrieve encrypted json string when loading page
+	// define server cipherParams JSONP path
+	var encrypted_url = "http://localhost:3000/crypto/encrypted?callback=?";
+	
+	// JSONP AJAX call to node.js server running on localhost:3000
+	$.getJSON(encrypted_url, function(data){
+
+	    // retrieve encrypted json string 
+	    var encrypted_json_str = data.encrypted;
+
+	    console.log("encrypted json string: ");
+	    console.log(encrypted_json_str);
+	    
+	    // store masked data into a div tag
+	    $("#data_store").text(encrypted_json_str);
+	    
+	    // for demostration, display masked data explicitly
+	    $("#example_heading").text("Masked data");
+	    $("#example_data").text(encrypted_json_str);
+
+	}).done(function(){
+		$("#decipher").removeAttr("disabled");
+	});
+	
+	
+	// decipher button listener
+	$("#decipher").click(function(){
+		
+		// define server passphrase JSONP path
+		var passphrase_url = "http://localhost:3000/crypto/passphrase?callback=?";
+		
+		// JSONP AJAX call to node.js server running on localhost:3000
+		$.getJSON(passphrase_url, function(data){
+
+			// retrieve passphrase string
+		    var r_pass_base64 = data.passphrase;
+
+		    console.log("passphrase: ");
+		    console.log(r_pass_base64);
+		    
+		    // for demostration, display passphrase explicitly
+		    $("#passphrase_heading").text("Passphrase").removeClass("display_none");
+		    $("#passphrase_data").text(r_pass_base64).removeClass("display_none");
+		    
+		    // take out masked data from div tag 
+		    var encrypted_json_str = $("#data_store").text();
+		    
+		    // decrypt data with encrypted json string, passphrase string and custom JsonFormatter
+		    var decrypted = CryptoJS.AES.decrypt(encrypted_json_str, r_pass_base64, { format: JsonFormatter });
+
+		    // convert to Utf8 format unmasked data
+		    var decrypted_str = CryptoJS.enc.Utf8.stringify(decrypted);
+
+		    console.log("decrypted string: " + decrypted_str);
+		    
+		    
+		    // convert into unmasked data and store in the div tag
+		    $("#data_store").text(decrypted_str);
+		    
+		    // for demostration, display unmasked data explicitly
+		    $("#example_heading").text("Unmasked data");
+		    $("#example_data").text(decrypted_str);
+
+		}).done(function(){
+			$("#decipher").attr("disabled","disabled");
+		});
+		
+	});
+	
+
+	// menu bar animation
+	$(".menu_item").click(function(){
+		$(".menu_item").removeClass("active");
+		$(this).addClass("active");
+	});
+	
+});