/*
 * 
 * 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 && jQuery.isFunction(options.onSuccess)) {
                options.onSuccess();
                return false;
            } else if (!result && jQuery.isFunction(options.onError)) {
                options.onError();
                return false;
            } else {
                if (result == true){
                    //alert('Enviando formulario...');
                    $(options.scope).submit();
                }
                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-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;
        });
		
        // 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();
        }

        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})+$/;
        var numeric_filter = /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)|(^-?\d*$)/;
        var tmpresult = true;
        var result = true;
        var errorTxt = '';
		
        // REQUIRED FIELD VALIDATION
        if (obj.hasClass('req-string')) {
            tmpresult = (valAttr != '' && valAttr != 'Nombre');
            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')) {
            tmpresult = mail_filter.test(valAttr);
            if (!tmpresult) errorTxt = (valAttr == '') ? opts.errorMsg.reqMailEmpty : opts.errorMsg.reqMailNotValid;
            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'));
            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		:	'Por favor, complete los campos obligatorios',
            reqDate		:	'',
            reqNum		:	'',
            reqMailNotValid	:	'Por favor, complete con un email valido',
            reqMailEmpty	:	'Por favor, complete el campo e-mail',
            reqSame		:	'',
            reqBoth		:	'',
            reqMin		:	''
        },
        customErrMsg	:	'',
        extraBoolMsg	:	'',
        dateSeperator	:	'.',
        extraBool	:	function() {
            return true;
        }
    };
})(jQuery);

// FORM VALIDATOR JQUERY PLUGIN - END