/**
 * Shaken & Stirred - modal.js
 *
 * Modal javscript library
 *
 * @author Daniel Mullin daniel@nuguru.com
 * @author Brent McDowell brent@nuguru.com
 * @version 0.1
 * @todo sort out comments and order alpha
 */

$().ready(function()
{
	$('.nav-join').click(function(){							
		$('#modal-join').jqm({modal : true, overlay: 90}).jqmShow();
		return false;
	});
	
	$('#nav-login').click(function(){							
		$('#modal-login').jqm({modal : true, overlay: 90}).jqmShow();
		return false;
	});
	
	$.validator.addMethod('modalJoinNameExists', function(value, element) {
 		return modalJoinNameExists(value);
 	}, 'The username is already registered.');

 	$.validator.addMethod('modalJoinEmailExists', function(value, element) {
 		return modalJoinEmailExists(value);
 	}, 'The email address is already registered.');
 	
 	$.validator.addMethod('modalJoinCaptchaValid', function(value, element) {
 		return modalJoinCaptchaValid(value);
 	}, 'The security code does not match.');

	$('#user-join-form').validate({
		rules: {
			'join-name': {
				required: true,
				modalJoinNameExists: true
			},
			'join-email': {
				email: true,
				required: true,
				modalJoinEmailExists: true
			},
			'join-terms': 'required',
			'join-captcha': {
				required: true,
				modalJoinCaptchaValid: true
			}
		},
		messages: { 
			'join-name'	: {
				required: 'Please enter a valid username.'
			},
			'join-email': {
				email: 'Please enter a valid email address.',
				required: 'Please enter an email address.'
			},
			'join-terms': 'Please confirm acceptance of the terms.',
			'join-captcha': {
				required: 'Please enter the security code as it appears below.'
			}
		},
		errorPlacement: function(error, element) 
		{
			error.appendTo( element.parent().next() );
		},
		submitHandler: modalJoin        
	});
});

/**
 * shakenandstirred - modal.js - modalLoginUserLogin()
 * 
 * Logout.
 *
 * @author Daniel Mullin daniel@nuguru.com	
 * @version	1.0
 * @todo 	UAT
 * 
 * @param void
 * 
 * @return void
 */
function modalLoginUserLogin()
{
	if($.ajax({type: "GET", url: 'http://' + document.location.hostname + '/api/users/login?name=' + $('#login-name').val() + '&password=' + MD5($('#login-password').val()), async: false}).responseText == 'true') {
		window.location.reload();
	} else {
		alert('Sorry! An error occurred, please try again!');
	}

}

/**
 * shakenandstirred - modal.js - modalJoin()
 * 
 * Check if the email address is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @author					Daniel Mullin daniel@nuguru.com
 * @version					0.1
 * @todo					???
 *
 */
function modalJoin()
{
	var email = $('#join-email').val();
	var name = $('#join-name').val();
	var captcha = $('#join-captcha').val();
	
	modalJoinUserAdd(name, email);
	/*
	$.ajaxSetup({ async: true });
	$.getJSON('http://' + document.location.hostname + '/api/users/byName?name=' + name + '&select[]=user_id', function(data) {
		if (data[0]['userId'] && data[0]['userId'] == '0') {
			$.getJSON('http://' + document.location.hostname + '/api/users/byEmail?email=' + email + '&select[]=user_id', function(data) {
				if (data[0]['userId'] && data[0]['userId'] == 0)
				{
					$.getJSON('http://' + document.location.hostname + '/api/users/checkcaptcha?captcha=' + captcha, function(data) {
						if (data == true) {
							alert('add');
							modalJoinUserAdd(name, email);
						}
					});
				}
			});
		}
	});*/
}

/**
 * shakenandstirred - modal.js - modalUserAdd()
 * 
 * Check if the username is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @author					Daniel Mullin daniel@nuguru.com
 * @version					0.1
 * @todo					UAT
 * 
 * @param		string		username
 * 
 * @return		bool
 * 
 */
function modalJoinUserAdd(name, email)
{
	$.getJSON('http://' + document.location.hostname + '/api/users/add?name=' + name + '&meta[email]=' + email, function(data) {
		if (data[0]['userId'] && data[0]['userId'] > 0) {
			result = true;
		} else {
			result = false;
		}
	});
	return result;
}

/**
 * shakenandstirred - modal.js - modalUserByName()
 * 
 * Check if the username is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @version					0.1
 * @todo					UAT
 * 
 * @param		string		username
 * 
 * @return		bool
 * 
 */
function modalJoinUserByEmail(email)
{
	$.getJSON('http://' + document.location.hostname + '/api/users/byEmail?email=' + email + '&select[]=user_id', function(data) {
		if (data[0]['userId'] && data[0]['userId'] > 0) {
			result = true;
		} else {
			result = false;
		}
	});
	return result;
}

/**
 * shakenandstirred - modal.js - modalUserByName()
 * 
 * Check if the username is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @version					0.1
 * @todo					UAT
 * 
 * @param		string		username
 * 
 * @return		bool
 * 
 */
function modalJoinUserByName(name)
{
	$.getJSON('http://' + document.location.hostname + '/api/users/byName?name=' + name + '&select[]=user_id', function(data) {
		if (data[0]['userId'] && data[0]['userId'] > 0) {
			result = true;
		} else {
			result = false;
		}
	});
	return result;
}

/**
 * shakenandstirred - modal.js - modalJoinEmailExists()
 * 
 * Check if the email address is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @author					Daniel Mullin daniel@nuguru.com
 * @version					0.1
 * @todo					???		
 * 
 */
function modalJoinEmailExists(email)
{
	$.ajaxSetup({ async: false });
	//? email exists?
	if(!modalJoinUserByEmail(email))
	{
		result = true;
	}
	else
	{
		result = false;
	}
	//$.ajaxSetup({ async: true });
	return result;
}

/**
 * shakenandstirred - modal.js - modalJoinNameExists()
 * 
 * Check if the email address is already in use.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @author					Daniel Mullin daniel@nuguru.com
 * @version					0.1
 * @todo					???
 * 
 * @param string			name
 * 
 * @return bool
 */
function modalJoinNameExists(name)
{
	$.ajaxSetup({ async: false });
	//? email exists?
	if(!modalJoinUserByName(name))
	{
		result = true;
	}
	else
	{
		result = false;
	}
	return result;
}

/**
 * shakenandstirred - modal.js - modalJoinCaptchaValid()
 * 
 * Check if the captcha is valid.
 * 
 * @author					Brent McDowell brent@nuguru.com
 * @author					Daniel Mullin daniel@nuguru.com
 * @version					0.1
 * @todo					???
 *
 * @param string			captcha
 * 
 * @return bool
 */
function modalJoinCaptchaValid(captcha)
{
	$.ajaxSetup({ async: false });
	$.getJSON('http://' + document.location.hostname + '/api/users/checkcaptcha?captcha=' + captcha, function(data){
		if (data == true) {
			result = true
		} else {
			result = false;
		}
	});
	$('#join-terms').focus();
	$.ajaxSetup({ async: true });
	return result;
}

//dev

/**
*
*  MD5 (Message-Digest Algorithm)
*  http://www.webtoolkit.info/
*
**/
 
var MD5 = function (string) {

	   function RotateLeft(lValue, iShiftBits) {
	           return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
	   }

	   function AddUnsigned(lX,lY) {
	           var lX4,lY4,lX8,lY8,lResult;
	           lX8 = (lX & 0x80000000);
	           lY8 = (lY & 0x80000000);
	           lX4 = (lX & 0x40000000);
	           lY4 = (lY & 0x40000000);
	           lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
	           if (lX4 & lY4) {
	                   return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
	           }
	           if (lX4 | lY4) {
	                   if (lResult & 0x40000000) {
	                           return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
	                   } else {
	                           return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
	                   }
	           } else {
	                   return (lResult ^ lX8 ^ lY8);
	           }
	   }

	   function F(x,y,z) { return (x & y) | ((~x) & z); }
	   function G(x,y,z) { return (x & z) | (y & (~z)); }
	   function H(x,y,z) { return (x ^ y ^ z); }
	   function I(x,y,z) { return (y ^ (x | (~z))); }

	   function FF(a,b,c,d,x,s,ac) {
	           a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
	           return AddUnsigned(RotateLeft(a, s), b);
	   };

	   function GG(a,b,c,d,x,s,ac) {
	           a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
	           return AddUnsigned(RotateLeft(a, s), b);
	   };

	   function HH(a,b,c,d,x,s,ac) {
	           a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
	           return AddUnsigned(RotateLeft(a, s), b);
	   };

	   function II(a,b,c,d,x,s,ac) {
	           a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
	           return AddUnsigned(RotateLeft(a, s), b);
	   };

	   function ConvertToWordArray(string) {
	           var lWordCount;
	           var lMessageLength = string.length;
	           var lNumberOfWords_temp1=lMessageLength + 8;
	           var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
	           var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
	           var lWordArray=Array(lNumberOfWords-1);
	           var lBytePosition = 0;
	           var lByteCount = 0;
	           while ( lByteCount < lMessageLength ) {
	                   lWordCount = (lByteCount-(lByteCount % 4))/4;
	                   lBytePosition = (lByteCount % 4)*8;
	                   lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition));
	                   lByteCount++;
	           }
	           lWordCount = (lByteCount-(lByteCount % 4))/4;
	           lBytePosition = (lByteCount % 4)*8;
	           lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
	           lWordArray[lNumberOfWords-2] = lMessageLength<<3;
	           lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
	           return lWordArray;
	   };

	   function WordToHex(lValue) {
	           var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
	           for (lCount = 0;lCount<=3;lCount++) {
	                   lByte = (lValue>>>(lCount*8)) & 255;
	                   WordToHexValue_temp = "0" + lByte.toString(16);
	                   WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
	           }
	           return WordToHexValue;
	   };

	   function Utf8Encode(string) {
	           string = string.replace(/\r\n/g,"\n");
	           var utftext = "";

	           for (var n = 0; n < string.length; n++) {

	                   var c = string.charCodeAt(n);

	                   if (c < 128) {
	                           utftext += String.fromCharCode(c);
	                   }
	                   else if((c > 127) && (c < 2048)) {
	                           utftext += String.fromCharCode((c >> 6) | 192);
	                           utftext += String.fromCharCode((c & 63) | 128);
	                   }
	                   else {
	                           utftext += String.fromCharCode((c >> 12) | 224);
	                           utftext += String.fromCharCode(((c >> 6) & 63) | 128);
	                           utftext += String.fromCharCode((c & 63) | 128);
	                   }

	           }

	           return utftext;
	   };

	   var x=Array();
	   var k,AA,BB,CC,DD,a,b,c,d;
	   var S11=7, S12=12, S13=17, S14=22;
	   var S21=5, S22=9 , S23=14, S24=20;
	   var S31=4, S32=11, S33=16, S34=23;
	   var S41=6, S42=10, S43=15, S44=21;

	   string = Utf8Encode(string);

	   x = ConvertToWordArray(string);

	   a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;

	   for (k=0;k<x.length;k+=16) {
	           AA=a; BB=b; CC=c; DD=d;
	           a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
	           d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
	           c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
	           b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
	           a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
	           d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
	           c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
	           b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
	           a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
	           d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
	           c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
	           b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
	           a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
	           d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
	           c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
	           b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
	           a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
	           d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
	           c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
	           b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
	           a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
	           d=GG(d,a,b,c,x[k+10],S22,0x2441453);
	           c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
	           b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
	           a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
	           d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
	           c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
	           b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
	           a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
	           d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
	           c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
	           b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
	           a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
	           d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
	           c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
	           b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
	           a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
	           d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
	           c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
	           b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
	           a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
	           d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
	           c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
	           b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
	           a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
	           d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
	           c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
	           b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
	           a=II(a,b,c,d,x[k+0], S41,0xF4292244);
	           d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
	           c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
	           b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
	           a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
	           d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
	           c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
	           b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
	           a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
	           d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
	           c=II(c,d,a,b,x[k+6], S43,0xA3014314);
	           b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
	           a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
	           d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
	           c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
	           b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
	           a=AddUnsigned(a,AA);
	           b=AddUnsigned(b,BB);
	           c=AddUnsigned(c,CC);
	           d=AddUnsigned(d,DD);
	                }

	        var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);

	        return temp.toLowerCase();
	}