https://edublogs.org/wp-content/plugins/join-multisite/join-multis…/signup-files/js/wmd-happy.js?ver=55

1// Happy.js v0.8 by Henrik Joreteg... little bit modified
2(function wmdHappyJS($) {
3	function trim(el) {
4		return (''.trim) ? el.val().trim() : $.trim(el.val());
5	}
6	$.fn.wmdIsHappy = function wmdIsHappy(config) {
7		var fields = [], item;
8		var pauseMessages = false;
9
10		function isFunction(obj) {
11			return !!(obj && obj.constructor && obj.call && obj.apply);
12		}
13		function handleSubmit() {
14			var	i, l;
15			var errors = false;
16			for (i = 0, l = fields.length; i < l; i += 1) {
17				if (!fields[i].testValid(true)) {
18					errors = true;
19				}
20			}
21			if (errors) {
22				if (isFunction(config.unHappy)) config.unHappy();
23				return false;
24			} else if (config.testMode) {
25				if (isFunction(config.happy)) return config.happy();
26				if (window.console) console.warn('would have submitted');
27				return false;
28			}
29			if (isFunction(config.happy)) return config.happy();
30		}
31		function handleMouseUp() {
32			pauseMessages = false;
33		}
34		function handleMouseDown() {
35			pauseMessages = true;
36			$(window).bind('mouseup', handleMouseUp);
37		}
38		function processField(opts, selector) {
39			var field = $(selector);
40			var handleBlur = function handleBlur() {
41				if (!pauseMessages) {
42					field.testValid();
43				} else {
44					$(window).bind('mouseup', field.testValid.bind(this));
45				}
46			};
47
48			fields.push(field);
49			field.testValid = function testValid(submit) {
50				var val, gotFunc, temp;
51				var el = $(this);
52
53				if(!el.length || el.is(':disabled'))
54					return true;
55
56				var errorTarget = (opts.errorTarget && $(opts.errorTarget)) || el.parent();
57				var error = false;
58				var required = !!el.get(0).attributes.getNamedItem('required') || opts.required;
59				var password = (field.attr('type') === 'password');
60				var arg = isFunction(opts.arg) ? opts.arg() : opts.arg;
61				var fieldErrorClass = config.classes && config.classes.field || 'unhappy';
62
63				var orginal_val = el.val();
64
65				// handle control groups (checkboxes, radio)
66				if (el.length > 1) {
67					val = [];
68					el.each(function(i,obj) {
69						val.push($(obj).val());
70					});
71					val = val.join(',');
72				} else {
73					// clean it or trim it
74					if(el.attr('type') == 'checkbox') {
75						if(el.is(':checked')) {
76							val = el.val();
77						}
78						else
79							val = '';
80					} else if (isFunction(opts.clean)) {
81						val = opts.clean(el.val());
82					} else if (!password && typeof opts.trim === 'undefined' || opts.trim) {
83						val = trim(el);
84					} else {
85						val = el.val();
86					}
87
88					if (el.attr('type') != 'checkbox' && (typeof opts.nospace === 'undefined' || opts.nospace)) {
89						val = el.val().replace(/\s+/g, '');
90					}
91
92					// write it back to the field
93					if(el.attr('type') != 'checkbox' && orginal_val != val)
94						el.val(val);
95				}
96
97				// get the value
98				gotFunc = ((val.length > 0 || required === 'sometimes') && isFunction(opts.test));
99
100				// check if we've got an error on our hands
101				if (submit === true && required === true && val.length === 0) {
102					error = true;
103				} else if (gotFunc) {
104					error = !opts.test(val, arg);
105				}
106
107				if (error) {
108					errorTarget.find('.jm-unhappy-message-js').attr('aria-hidden', 'false');
109					/*
110					errorTarget.find('.jm-unhappy-message-js').attr('aria-hidden', 'false').attr('tabindex', 0);
111
112					if(!submit) {
113						el.focus();
114
115						errorTarget.find('.jm-unhappy-message-js').attr('role', 'alert');
116					}
117					*/
118
119					errorTarget.addClass(fieldErrorClass);
120					return false;
121				} else {
122					errorTarget.find('.jm-unhappy-message-js').attr('aria-hidden', 'true').attr('role', false);
123					errorTarget.removeClass(fieldErrorClass);
124					return true;
125				}	
126			};
127			field.bind(opts.when || config.when || 'blur', handleBlur);
128		}
129
130		for (item in config.fields) {
131			processField(config.fields[item], item);
132		}
133
134		$(config.submitButton || this).bind('mousedown', handleMouseDown);
135
136		if (config.submitButton) {
137			$(config.submitButton).click(handleSubmit);
138		} else {
139			this.bind('validate', handleSubmit);
140		}
141		return this;
142	};
143})(this.jQuery || this.Zepto);