/*
 *
 * Utopic Farm 2010
 * @author Tolga Arican
 * @website www.utopicfarm.com
 * @version 1.0.4
 *
 * .req-string: Field requires string (Use to force other css classes to be required on submit)
 * .req-email: Field requires email
 * .req-min: Field requires minimum X characters (Add minlength parameter to input field)
 * .req-numeric: Field validates numeric
 * .req-date: Field validates date (dd.mm.yyyy)
 * .req-both: Checks all group fields has some value if one of them filled (group by "rel" attribute)
 * .req-same: Checks all group fields has same value if one of them filled (group by "rel" attribute)
 *
 * Exe add new class:
 * .req-url: Field requires url
 *
 */

// FORM VALIDATOR JQUERY PLUGIN - START

(function($) {

	$.fn.formValidator = function(options) {
		$(this).click(function() {

			var result = $.formValidator(options);

			if (result && jQuery.isFunction(options.onSuccess)) {
				options.onSuccess();
				return false;
			} else if (!result && jQuery.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 = '';

		var multiErrorMsg = new Array();
		var multiOutput = '';

		// 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-email, '+merged_options.scope+' .req-string, '+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;


			if( thisValid.message != '' )
				multiErrorMsg[multiErrorMsg.length] = thisValid.message;
		});

		multiErrorMsg = array_unique(multiErrorMsg);
		for (id in multiErrorMsg)
		{
			multiOutput += ' - ' + multiErrorMsg[id] + '<br />';
		}

		// 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(multiOutput).fadeIn();
			errorShow( multiOutput );
		}

		return boolValid;
	};

	$.formValidator.validate = function(obj,opts) {

		var valAttr = obj.val();
		var css = opts.errorClass;
		var mail_filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		var url_filter = /^https?:\/\/[a-z0-9-]{2,63}(?:\.[a-z0-9-]{2,})*(?::[0-9]{0,5})?(?:\/|$)\S*$/;
		var numeric_filter = /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)|(^-?\d*$)/;
		var tmpresult = true;
		var result = true;
		var errorTxt = '';

		// REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-string')) {
			tmpresult = (valAttr != '');
			if (!tmpresult) errorTxt = opts.errorMsg.reqString;
			result = result && tmpresult;
		}
		// 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;
		}
		// E-MAIL VALIDATION
		if (obj.hasClass('req-email')) {

			if(!obj.hasClass('req-string') && valAttr == '')
			{
				result = true;
			}
			else
			{
				tmpresult = mail_filter.test(valAttr);
				if (!tmpresult) errorTxt = (valAttr == '') ? opts.errorMsg.reqMailEmpty : opts.errorMsg.reqMailNotValid;
				result = result && tmpresult;
			}
		}
		// URL VALIDATION
		if (obj.hasClass('req-url')) {
			if(!obj.hasClass('req-string') && valAttr == '')
			{
				result = true;
			}
			else
			{
				tmpresult = url_filter.test(valAttr);
				if (!tmpresult) errorTxt = (valAttr == '') ? opts.errorMsg.reqUrlEmpty : opts.errorMsg.reqUrlNotValid;
				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] <= curDate.getFullYear()) && (arr[1] <= 12) && (arr[2] <= 31);
				}
			}

			if (!tmpresult) errorTxt = opts.errorMsg.reqDate;
			result = result && tmpresult;
		}
		// MINIMUM REQUIRED FIELD VALIDATION
		if (obj.hasClass('req-min')) {
			tmpresult = (valAttr.length >= obj.attr('minlength'));
			if (!tmpresult) errorTxt = opts.errorMsg.reqMin.replace('%1',obj.attr('minlength'));
			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;
		}

		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
		};
	};

	// CUSTOMIZE HERE or overwrite by sending option parameter
	$.formValidator.defaults = {
		onSuccess		:	null,
		onError			:	null,
		scope			:	'',
		errorClass		:	'error-input',
		errorDiv			:	'#warn',
		errorMsg			: 	{
								reqString			:	'Fill in the required fields',
								reqDate			:	'Not valid date',
								reqNum			:	'You can only enter numbers',
								reqMailNotValid	:	'Not valid E-mail',
								reqMailEmpty		:	'Enter your E-mail',
								reqUrlNotValid	:	'Not valid Url',
								reqUrlEmpty		:	'Enter your Url',
								reqSame			:	'Not repeat the same',
								reqBoth			:	'You must fill in the appropriate fields!',
								reqMin			:	'You must enter a minimum of %1 characters'
							},
		customErrMsg	:	'',
		extraBoolMsg	:	'Check your form carefully!',
		dateSeperator	:	'-',
		extraBool		:	function() { return true; }
	};
})(jQuery);

// FORM VALIDATOR JQUERY PLUGIN - END

function array_unique (inputArr) {
    // http://kevin.vanzonneveld.net
    // +   original by: Carlos R. L. Rodrigues (http://www.jsfromhell.com)
    // +      input by: duncan
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: Nate
    // +      input by: Brett Zamir (http://brett-zamir.me)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Michael Grier
    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // %          note 1: The second argument, sort_flags is not implemented;
    // %          note 1: also should be sorted (asort?) first according to docs
    // *     example 1: array_unique(['Kevin','Kevin','van','Zonneveld','Kevin']);
    // *     returns 1: {0: 'Kevin', 2: 'van', 3: 'Zonneveld'}
    // *     example 2: array_unique({'a': 'green', 0: 'red', 'b': 'green', 1: 'blue', 2: 'red'});
    // *     returns 2: {a: 'green', 0: 'red', 1: 'blue'}

    var key = '', tmp_arr2 = {}, val = '';

    var __array_search = function (needle, haystack) {
        var fkey = '';
        for (fkey in haystack) {
            if (haystack.hasOwnProperty(fkey)) {
                if ((haystack[fkey] + '') === (needle + '')) {
                    return fkey;
                }
            }
        }
        return false;
    };

    for (key in inputArr) {
        if (inputArr.hasOwnProperty(key)) {
            val = inputArr[key];
            if (false === __array_search(val, tmp_arr2)) {
                tmp_arr2[key] = val;
            }
        }
    }

    return tmp_arr2;
}