/*
 * jQuery validation plug-in v1.2.1
 *
 * http://bassistance.de/jquery-plugins/jquery-plugin-validation/
 * http://docs.jquery.com/Plugins/Validation
 *
 * Copyright (c) 2006 - 2008 Jörn Zaefferer
 *
 * $Id: jquery.validate.js 4708 2008-02-10 16:04:08Z joern.zaefferer $
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */

jQuery.extend(jQuery.fn, {
	// http://docs.jquery.com/Plugins/Validation/validate
	validate: function( options ) {
		
		// if nothing is selected, return nothing; can't chain anyway
		if (!this.length) {
			options && options.debug && window.console && console.warn( "nothing selected, can't validate, returning nothing" );
			return;
		}
		
		// check if a validator for this form was already created
		var validator = jQuery.data(this[0], 'validator');
		if ( validator ) {
			return validator;
		}
		
		validator = new jQuery.validator( options, this[0] );
		jQuery.data(this[0], 'validator', validator); 
		
		if ( validator.settings.onsubmit ) {
		
			// allow suppresing validation by adding a cancel class to the submit button
			this.find("input.cancel:submit").click(function() {
				validator.cancelSubmit = true;
			});
		
			// validate the form on submit
			this.submit( function( event ) {
				if ( validator.settings.debug )
					// prevent form submit to be able to see console output
					event.preventDefault();
					
				function handle() {
					if ( validator.settings.submitHandler ) {
						validator.settings.submitHandler.call( validator, validator.currentForm );
						return false;
					}
					return true;
				}
					
				// prevent submit for invalid forms or custom submit handlers
				if ( validator.cancelSubmit ) {
					validator.cancelSubmit = false;
					return handle();
				}
				if ( validator.form() ) {
					if ( validator.pendingRequest ) {
						validator.formSubmitted = true;
						return false;
					}
					return handle();
				} else {
					validator.focusInvalid();
					return false;
				}
			});
		}
		
		return validator;
	},
	// http://docs.jquery.com/Plugins/Validation/valid
	valid: function() {
        if ( jQuery(this[0]).is('form')) {
            return this.validate().form();
        } else {
            var valid = true;
            var validator = jQuery(this[0].form).validate();
            this.each(function() {
                valid = validator.element(this) && valid;
            });
            return valid;
        }
    },
	// http://docs.jquery.com/Plugins/Validation/rules
	rules: function() {
		var element = this[0];
		var data = jQuery.validator.normalizeRules(
		jQuery.extend(
			{},
			jQuery.validator.metadataRules(element),
			jQuery.validator.classRules(element),
			jQuery.validator.attributeRules(element),
			jQuery.validator.staticRules(element)
		), element);
	
		// convert from object to array
		var rules = [];
		// make sure required is at front
		if (data.required) {
			rules.push({method:'required', parameters: data.required});
			delete data.required;
		}
		jQuery.each(data, function(method, value) {
			rules.push({
				method: method,
				parameters: value
			});
		});
		return rules;
	},
	// destructive add
	push: function( t ) {
		return this.setArray( this.add(t).get() );
	}
});

// Custom selectors
jQuery.extend(jQuery.expr[":"], {
	// http://docs.jquery.com/Plugins/Validation/blank
	blank: "!jQuery.trim(a.value)",
	// http://docs.jquery.com/Plugins/Validation/filled
	filled: "!!jQuery.trim(a.value)",
	// http://docs.jquery.com/Plugins/Validation/unchecked
	unchecked: "!a.checked"
});

jQuery.format = function(source, params) {
	if ( arguments.length == 1 ) 
		return function() {
			var args = jQuery.makeArray(arguments);
			args.unshift(source);
			return jQuery.format.apply( this, args );
		};
	if ( arguments.length > 2 && params.constructor != Array  ) {
		params = jQuery.makeArray(arguments).slice(1);
	}
	if ( params.constructor != Array ) {
		params = [ params ];
	}
	jQuery.each(params, function(i, n) {
		source = source.replace(new RegExp("\\{" + i + "\\}", "g"), n);
	});
	return source;
};

// constructor for validator
jQuery.validator = function( options, form ) {
	this.settings = jQuery.extend( {}, jQuery.validator.defaults, options );
	this.currentForm = form;
	this.init();
};

jQuery.extend(jQuery.validator, {

	defaults: {
		messages: {},
		errorClass: "error",
		errorElement: "label",
		focusInvalid: true,
		errorContainer: jQuery( [] ),
		errorLabelContainer: jQuery( [] ),
		onsubmit: true,
		ignore: [],
		onfocusin: function(element) {
			this.lastActive = element;
				
			// hide error label and remove error class on focus if enabled
			if ( this.settings.focusCleanup && !this.blockFocusCleanup ) {
				this.settings.unhighlight && this.settings.unhighlight.call( this, element, this.settings.errorClass );
				this.errorsFor(element).hide();
			}
		},
		onfocusout: function(element) {
			if ( !this.checkable(element) && (element.name in this.submitted || !this.optional(element)) ) {
				this.element(element);
			}
		},
		onkeyup: function(element) {
			if ( element.name in this.submitted || element == this.lastElement ) {
				this.element(element);
			}
		},
		onclick: function(element) {
			if ( element.name in this.submitted )
				this.element(element);
		},
		highlight: function( element, errorClass ) {
			jQuery( element ).addClass( errorClass );
		},
		unhighlight: function( element, errorClass ) {
			jQuery( element ).removeClass( errorClass );
		}
	},

	// http://docs.jquery.com/Plugins/Validation/Validator/setDefaults
	setDefaults: function(settings) {
		jQuery.extend( jQuery.validator.defaults, settings );
	},

	messages: {
		required: "This field is required.",
		remote: "Please fix this field.",
		email: "Please enter a valid email address.",
		url: "Please enter a valid URL.",
		date: "Please enter a valid date.",
		dateISO: "Please enter a valid date (ISO).",
		dateDE: "Bitte geben Sie ein gültiges Datum ein.",
		number: "Please enter a valid number.",
		numberDE: "Bitte geben Sie eine Nummer ein.",
		digits: "Please enter only digits",
		creditcard: "Please enter a valid credit card.",
		equalTo: "Please enter the same value again.",
		accept: "Please enter a value with a valid extension.",
		maxlength: jQuery.format("Please enter no more than {0} characters."),
		maxLength: jQuery.format("Please enter no more than {0} characters."),
		minlength: jQuery.format("Please enter at least {0} characters."),
		minLength: jQuery.format("Please enter at least {0} characters."),
		rangelength: jQuery.format("Please enter a value between {0} and {1} characters long."),
		rangeLength: jQuery.format("Please enter a value between {0} and {1} characters long."),
		rangeValue: jQuery.format("Please enter a value between {0} and {1}."),
		range: jQuery.format("Please enter a value between {0} and {1}."),
		maxValue: jQuery.format("Please enter a value less than or equal to {0}."),
		max: jQuery.format("Please enter a value less than or equal to {0}."),
		minValue: jQuery.format("Please enter a value greater than or equal to {0}."),
		min: jQuery.format("Please enter a value greater than or equal to {0}.")
	},
	
	autoCreateRanges: false,
	
	prototype: {
		
		init: function() {
			this.labelContainer = jQuery(this.settings.errorLabelContainer);
			this.errorContext = this.labelContainer.length && this.labelContainer || jQuery(this.currentForm);
			this.containers = jQuery(this.settings.errorContainer).add( this.settings.errorLabelContainer );
			this.submitted = {};
			this.valueCache = {};
			this.pendingRequest = 0;
			this.pending = {};
			this.invalid = {};
			this.reset();
			
			function delegate(event) {
				var validator = jQuery.data(this[0].form, "validator");
				validator.settings["on" + event.type] && validator.settings["on" + event.type].call(validator, this[0] );
			}
			jQuery(this.currentForm)
				.delegate("focusin focusout keyup", ":text, :password, :file, select, textarea", delegate)
				.delegate("click", ":radio, :checkbox", delegate);
		},

		// http://docs.jquery.com/Plugins/Validation/Validator/form
		form: function() {
			this.prepareForm();
			var elements = this.elements();
			for ( var i = 0; elements[i]; i++ ) {
				this.check( elements[i] );
			}
			jQuery.extend(this.submitted, this.errorMap);
			this.invalid = jQuery.extend({}, this.errorMap);
			jQuery(this.currentForm).triggerHandler("invalid-form.validate", [this]);
			this.showErrors();
			return this.valid();
		},
		
		// http://docs.jquery.com/Plugins/Validation/Validator/element
		element: function( element ) {
			element = this.clean( element );
			this.lastElement = element;
			this.prepareElement( element );
			var result = this.check( element );
			if ( result ) {
				delete this.invalid[element.name];
			} else {
				this.invalid[element.name] = true;
			}
			if ( !this.numberOfInvalids() ) {
				// Hide error containers on last error
				this.toHide.push( this.containers );
			}
			this.showErrors();
			return result;
		},

		// http://docs.jquery.com/Plugins/Validation/Validator/showErrors
		showErrors: function(errors) {
			if(errors) {
				// add items to error list and map
				jQuery.extend( this.errorMap, errors );
				this.errorList = [];
				for ( var name in errors ) {
					this.errorList.push({
						message: errors[name],
						element: this.findByName(name)[0]
					});
				}
				// remove items from success list
				this.successList = jQuery.grep( this.successList, function(element) {
					return !(element.name in errors);
				});
			}
			this.settings.showErrors
				? this.settings.showErrors.call( this, this.errorMap, this.errorList )
				: this.defaultShowErrors();
		},
		
		// http://docs.jquery.com/Plugins/Validation/Validator/resetForm
		resetForm: function() {
			if ( jQuery.fn.resetForm )
				jQuery( this.currentForm ).resetForm();
			this.prepareForm();
			this.hideErrors();
			this.elements().removeClass( this.settings.errorClass );
		},
		
		numberOfInvalids: function() {
			var count = 0;
			for ( var i in this.invalid )
				count++;
			return count;
		},
		
		hideErrors: function() {
			this.addWrapper( this.toHide ).hide();
		},
		
		valid: function() {
			return this.size() == 0;
		},
		
		size: function() {
			return this.errorList.length;
		},
		
		focusInvalid: function() {
			if( this.settings.focusInvalid ) {
				try {
					jQuery(this.findLastActive() || this.errorList.length && this.errorList[0].element || []).filter(":visible").focus();
				} catch(e) { /* ignore IE throwing errors when focusing hidden elements */ }
			}
		},
		
		findLastActive: function() {
			var lastActive = this.lastActive;
			return lastActive && jQuery.grep(this.errorList, function(n) {
				return n.element.name == lastActive.name;
			}).length == 1 && lastActive;
		},
		
		elements: function() {
			var validator = this;
			
			
			var rulesCache = {};
			
			// select all valid inputs inside the form (no submit or reset buttons)
			// workaround with jQuery([]).add until http://dev.jquery.com/ticket/2114 is solved
			return jQuery([]).add(this.currentForm.elements)
			.filter("input, select, textarea")
			.not(":submit, :reset, [disabled]")
			.not( this.settings.ignore )
			.filter(function() {
				!this.name && validator.settings.debug && window.console && console.error( "%o has no name assigned", this);
			
				// select only the first element for each name, and only those with rules specified
				if ( this.name in rulesCache || !jQuery(this).rules().length )
					return false;
				
				rulesCache[this.name] = true;
				return true;
			});
		},
		
		clean: functio