/*
 * 
 * Utopic Farm 2010
 * @author Tolga Arican
 * @website www.utopicfarm.com
 * @version 1.0.4
 * 
 */


// FORM VALIDATOR JQUERY PLUGIN - START

(function($_) {
	
	$_.fn.formValidator = function(options) {
		$_(this).click(function() { 
		
			var result = $_.formValidator(options);
		
			if (result && $_.isFunction(options.onSuccess)) {
				options.onSuccess();
				return false;
			} else if (!result && $_.isFunction(options.onError)) {
				options.onError();
				return false;
			} else {
				return result; 
			}
		});
	};
	
	
	$_.formValidator = function (options) {
		
		// merge options with defaults
		var merged_options = $_.extend({}, $_.formValidator.defaults, options);
		
		// result boolean
		var boolValid = true;
		
		// result error message
		var errorMsg = '';
		
		// clean errors
		$_(merged_options.scope + ' .error-both, ' + merged_options.scope + ' .error-same, ' + merged_options.scope + ' .error-input').removeClass('error-both').removeClass('error-same').removeClass('error-input');
		
		// gather inputs & check is valid
		$_(merged_options.scope+' .req-string, '+merged_options.scope+' .req-email, '+merged_options.scope+' .req-same, '+merged_options.scope+' .req-both, '+merged_options.scope+' .req-numeric, '+merged_options.scope+' .req-date, '+merged_options.scope+' .req-min').each(function() {
			thisValid = $_.formValidator.validate($_(this),merged_options);
			boolValid = boolValid && thisValid.error;
			if (!thisValid.error) errorMsg  = thisValid.message;
			return (thisValid.error != false)
		});
		
		// check extra bool
		if (!merged_options.extraBool() && boolValid) {
			boolValid = false;
			errorMsg = merged_options.extraBoolMsg;
		}
		
		// submit form if there is and valid
		if ((merged_options.scope != '') && boolValid) {
			$_(merged_options.errorDiv).fadeOut();
		}
		
		// if there is errorMsg print it if it is not valid
		if (!boolValid && errorMsg != '') {			
			var tempErr = (merged_options.customErrMsg != '') ? merged_options.customErrMsg : errorMsg;
			//$_(merged_options.errorDiv).hide().html(tempErr).fadeIn();
			thisValid.obj.focus();
			if(merged_options.tooltip){ 				
				$_(merged_options.errorDivContent).html(tempErr);
				$_(merged_options.errorDiv).fadeIn();
				$_(merged_options.errorDiv).css('top', (thisValid.offsetY+25)+'px');
				$_(merged_options.errorDiv).css('left', thisValid.offsetX+'px');
			}
		}

		return boolValid;
	};
	
	$_.formValidator.validate = function(obj,opts) {
		var valAttr = $_.trim(obj.val());
		var checkedAttr = obj.checked;
		var css = opts.errorClass;
		var mail_filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		var numeric_filter = /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)|(^-?\d*$)/;
		var tmpresult = true;
		var result = true;
		var errorTxt = '';
		var offsetX = obj.offset().left;
		var offsetY	= obj.offset().top;
		
		
		// SAME FIELD VALIDATION
		if (obj.hasClass('req-same')) {			
			tmpresult = true;			
			group = obj.attr('rel');
			tmpresult = true;
			$_(opts.scope+' .req-same[rel="'+group+'"]').each(function() { 
				if($_(this).val() != valAttr || valAttr == '') {
					tmpresult = false;
				}
			});
			if (!tmpresult) {
				$_(opts.scope+' .req-same[rel="'+group+'"]').parent().parent().addClass('error-same');
				errorTxt = opts.errorMsg.reqSame;
			} else {
				$_(opts.scope+' .req-same[rel="'+group+'"]').parent().parent().removeClass('error-same');
			}
			
			result = result && tmpresult;
		}
		// BOTH INPUT CHECKING
		// if one field entered, the others should too.
		if (obj.hasClass('req-both')) {			
			tmpresult = true;			
			if (valAttr != '') {				
				group = obj.attr('rel');
				$_(opts.scope+' .req-both[rel="'+group+'"]').each(function() { 
					if($_(this).val() == '') {
						tmpresult = false;
					}
				});				
				if (!tmpresult) {
					$_(opts.scope+' .req-both[rel="'+group+'"]').parent().parent().addClass('error-both');
					errorTxt = opts.errorMsg.reqBoth;
				} else {
					$_(opts.scope+' .req-both[rel="'+group+'"]').parent().parent().removeClass('error-both');
				}
			}
			
			result = result && tmpresult;
		}
		// REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-string')) { 
			tmpresult = ((valAttr != '') && (valAttr != obj.attr('defaultval')));
			if (!tmpresult) errorTxt = obj.attr('message');
			result = result && tmpresult;
		}
		
		// E-MAIL VALIDATION
		if (obj.hasClass('req-email')) {
			tmpresult = mail_filter.test(valAttr);
			if (!tmpresult) errorTxt = (valAttr == '') ? opts.errorMsg.reqMailEmpty : opts.errorMsg.reqMailNotValid;
			result = result && tmpresult;
		}
		
		// REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-either')) {
				var txtUploadtext = $_('#txtUploadText').val();
				var txtUploadFile = $_('#fileupload').val();
				if(txtUploadFile==0 && txtUploadtext=='') 
				{
					$_("#txtUploadText").attr("class", "req-string");
					tmpresult = ((valAttr != '') && (valAttr != obj.attr('defaultval')));
					if (!tmpresult) errorTxt = obj.attr('message');
					result = result && tmpresult;
				}
		}
		
		
		// DATE VALIDATION
		if (obj.hasClass('req-date')) {			
			tmpresult = true;			
			var arr = valAttr.split(opts.dateSeperator);
			var curDate = new Date();			
			if (valAttr == '') {				
				tmpresult = true;
			} else {				
				if (arr.length < 3) {
					tmpresult = false;
				} else {
					tmpresult = (arr[0] <= 12) && (arr[1] <= 31) && (arr[2] <= curDate.getFullYear());
				}
			}
			
			if (!tmpresult) errorTxt = opts.errorMsg.reqDate;
			result = result && tmpresult;
		}
		// MINIMUM REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-min')) {
			tmpresult = (valAttr.length >= obj.attr('minlength'));
			var dataLength = obj.val();
			if(dataLength.length) 
			{
				if (!tmpresult) 
				{
					if(obj.hasClass('min-message') && obj.attr('range'))
					{
							var arr = obj.attr('range').split('#');	
							if(arr.length){
								if(valAttr >=parseInt(arr[0]) && valAttr <= parseInt(arr[1])){										
								}
								else {
									tmpresult = false
									errorTxt = arr[2];
									result = result && tmpresult;
								}
							}
					}
					else if(obj.hasClass('min-message') && !obj.attr('range') ) {
						errorTxt = obj.attr('message');	
						result = result && tmpresult;
					}
					else {
						errorTxt = opts.errorMsg.reqMin.replace('%1',obj.attr('minlength'));
						result = result && tmpresult;
					}
				}
				else
				{
					if(obj.attr('range'))
					{
							var arr = obj.attr('range').split('#');	
							if(arr.length){
								if(valAttr >=parseInt(arr[0]) && valAttr <= parseInt(arr[1])){
								}
								else {
									tmpresult = false
									errorTxt = arr[2];
									result = result && tmpresult;
								}
							}
					}
				}
				
			}
		}
		// NUMERIC FIELD VALIDATION
		if (obj.hasClass('req-numeric')) {
			tmpresult = numeric_filter.test(valAttr);
			if (!tmpresult) errorTxt = opts.errorMsg.reqNum;
			result = result && tmpresult;
		}
		
		// REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-check')) { 
			tmpresult = (obj.attr('checked'));
			if (!obj.attr('checked')) errorTxt = obj.attr('message');		
			result = result && tmpresult;
		}
		
		
		if (obj.attr('rel')) {
			if (result) { $_('#'+obj.attr('rel')).removeClass(css); } else { $_('#'+obj.attr('rel')).addClass(css); }
		} else {
			if (result) { obj.removeClass(css); } else { obj.addClass(css); }
		}
		
		return {
			error: result,
			message: errorTxt,
			offsetX: offsetX,
			offsetY: offsetY,
			obj	   : obj
		};
	};
	
	// CUSTOMIZE HERE or overwrite by sending option parameter
	$_.formValidator.defaults = {
		onSuccess		:	null,
		onError			:	null,
		scope			:	'',
		errorClass		:	'error-input',
		errorDiv		:	'#warn',
		errorDivContent	:	'',
		errorMsg		: 	{
								reqString		:	'Please enter.',
								reqDate			:	'',
								reqNum			:	'You can only enter numeric values.',
								reqMailNotValid	:	'Please enter a valid Email.',
								reqMailEmpty	:	'Please enter your Email.',
								reqSame			:	'',
								reqBoth			:	'',
								reqMin			:	'Please enter %1 digits.'
							},
		customErrMsg	:	'',
		extraBoolMsg	:	'',
		dateSeperator	:	'.',
		extraBool		:	function() { return true; },
		tooltip			:	function() { return true; }
	};
})($_);

// FORM VALIDATOR JQUERY PLUGIN - END