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1/*!
2 * # Fomantic-UI - Form Validation
3 * http://github.com/fomantic/Fomantic-UI/
4 *
5 *
6 * Released under the MIT license
7 * http://opensource.org/licenses/MIT
8 *
9 */
10
11;(function ($, window, document, undefined) {
12
13'use strict';
14
15$.isFunction = $.isFunction || function(obj) {
16 return typeof obj === "function" && typeof obj.nodeType !== "number";
17};
18
19window = (typeof window != 'undefined' && window.Math == Math)
20 ? window
21 : (typeof self != 'undefined' && self.Math == Math)
22 ? self
23 : Function('return this')()
24;
25
26$.fn.form = function(parameters) {
27 var
28 $allModules = $(this),
29 moduleSelector = $allModules.selector || '',
30
31 time = new Date().getTime(),
32 performance = [],
33
34 query = arguments[0],
35 legacyParameters = arguments[1],
36 methodInvoked = (typeof query == 'string'),
37 queryArguments = [].slice.call(arguments, 1),
38 returnedValue
39 ;
40 $allModules
41 .each(function() {
42 var
43 $module = $(this),
44 element = this,
45
46 formErrors = [],
47 keyHeldDown = false,
48
49 // set at run-time
50 $field,
51 $group,
52 $message,
53 $prompt,
54 $submit,
55 $clear,
56 $reset,
57
58 settings,
59 validation,
60
61 metadata,
62 selector,
63 className,
64 regExp,
65 error,
66
67 namespace,
68 moduleNamespace,
69 eventNamespace,
70
71 submitting = false,
72 dirty = false,
73 history = ['clean', 'clean'],
74
75 instance,
76 module
77 ;
78
79 module = {
80
81 initialize: function() {
82
83 // settings grabbed at run time
84 module.get.settings();
85 if(methodInvoked) {
86 if(instance === undefined) {
87 module.instantiate();
88 }
89 module.invoke(query);
90 }
91 else {
92 if(instance !== undefined) {
93 instance.invoke('destroy');
94 }
95 module.verbose('Initializing form validation', $module, settings);
96 module.bindEvents();
97 module.set.defaults();
98 if (settings.autoCheckRequired) {
99 module.set.autoCheck();
100 }
101 module.instantiate();
102 }
103 },
104
105 instantiate: function() {
106 module.verbose('Storing instance of module', module);
107 instance = module;
108 $module
109 .data(moduleNamespace, module)
110 ;
111 },
112
113 destroy: function() {
114 module.verbose('Destroying previous module', instance);
115 module.removeEvents();
116 $module
117 .removeData(moduleNamespace)
118 ;
119 },
120
121 refresh: function() {
122 module.verbose('Refreshing selector cache');
123 $field = $module.find(selector.field);
124 $group = $module.find(selector.group);
125 $message = $module.find(selector.message);
126 $prompt = $module.find(selector.prompt);
127
128 $submit = $module.find(selector.submit);
129 $clear = $module.find(selector.clear);
130 $reset = $module.find(selector.reset);
131 },
132
133 submit: function() {
134 module.verbose('Submitting form', $module);
135 submitting = true;
136 $module.submit();
137 },
138
139 attachEvents: function(selector, action) {
140 action = action || 'submit';
141 $(selector).on('click' + eventNamespace, function(event) {
142 module[action]();
143 event.preventDefault();
144 });
145 },
146
147 bindEvents: function() {
148 module.verbose('Attaching form events');
149 $module
150 .on('submit' + eventNamespace, module.validate.form)
151 .on('blur' + eventNamespace, selector.field, module.event.field.blur)
152 .on('click' + eventNamespace, selector.submit, module.submit)
153 .on('click' + eventNamespace, selector.reset, module.reset)
154 .on('click' + eventNamespace, selector.clear, module.clear)
155 ;
156 if(settings.keyboardShortcuts) {
157 $module.on('keydown' + eventNamespace, selector.field, module.event.field.keydown);
158 }
159 $field.each(function(index, el) {
160 var
161 $input = $(el),
162 type = $input.prop('type'),
163 inputEvent = module.get.changeEvent(type, $input)
164 ;
165 $input.on(inputEvent + eventNamespace, module.event.field.change);
166 });
167
168 // Dirty events
169 if (settings.preventLeaving) {
170 $(window).on('beforeunload' + eventNamespace, module.event.beforeUnload);
171 }
172
173 $field.on('change click keyup keydown blur', function(e) {
174 $(this).triggerHandler(e.type + ".dirty");
175 });
176
177 $field.on('change.dirty click.dirty keyup.dirty keydown.dirty blur.dirty', module.determine.isDirty);
178
179 $module.on('dirty' + eventNamespace, function(e) {
180 settings.onDirty.call();
181 });
182
183 $module.on('clean' + eventNamespace, function(e) {
184 settings.onClean.call();
185 })
186 },
187
188 clear: function() {
189 $field.each(function (index, el) {
190 var
191 $field = $(el),
192 $element = $field.parent(),
193 $fieldGroup = $field.closest($group),
194 $prompt = $fieldGroup.find(selector.prompt),
195 $calendar = $field.closest(selector.uiCalendar),
196 defaultValue = $field.data(metadata.defaultValue) || '',
197 isCheckbox = $element.is(selector.uiCheckbox),
198 isDropdown = $element.is(selector.uiDropdown) && module.can.useElement('dropdown'),
199 isCalendar = ($calendar.length > 0 && module.can.useElement('calendar')),
200 isErrored = $fieldGroup.hasClass(className.error)
201 ;
202 if(isErrored) {
203 module.verbose('Resetting error on field', $fieldGroup);
204 $fieldGroup.removeClass(className.error);
205 $prompt.remove();
206 }
207 if(isDropdown) {
208 module.verbose('Resetting dropdown value', $element, defaultValue);
209 $element.dropdown('clear', true);
210 }
211 else if(isCheckbox) {
212 $field.prop('checked', false);
213 }
214 else if (isCalendar) {
215 $calendar.calendar('clear');
216 }
217 else {
218 module.verbose('Resetting field value', $field, defaultValue);
219 $field.val('');
220 }
221 });
222 },
223
224 reset: function() {
225 $field.each(function (index, el) {
226 var
227 $field = $(el),
228 $element = $field.parent(),
229 $fieldGroup = $field.closest($group),
230 $calendar = $field.closest(selector.uiCalendar),
231 $prompt = $fieldGroup.find(selector.prompt),
232 defaultValue = $field.data(metadata.defaultValue),
233 isCheckbox = $element.is(selector.uiCheckbox),
234 isDropdown = $element.is(selector.uiDropdown) && module.can.useElement('dropdown'),
235 isCalendar = ($calendar.length > 0 && module.can.useElement('calendar')),
236 isErrored = $fieldGroup.hasClass(className.error)
237 ;
238 if(defaultValue === undefined) {
239 return;
240 }
241 if(isErrored) {
242 module.verbose('Resetting error on field', $fieldGroup);
243 $fieldGroup.removeClass(className.error);
244 $prompt.remove();
245 }
246 if(isDropdown) {
247 module.verbose('Resetting dropdown value', $element, defaultValue);
248 $element.dropdown('restore defaults', true);
249 }
250 else if(isCheckbox) {
251 module.verbose('Resetting checkbox value', $element, defaultValue);
252 $field.prop('checked', defaultValue);
253 }
254 else if (isCalendar) {
255 $calendar.calendar('set date', defaultValue);
256 }
257 else {
258 module.verbose('Resetting field value', $field, defaultValue);
259 $field.val(defaultValue);
260 }
261 });
262
263 module.determine.isDirty();
264 },
265
266 determine: {
267 isValid: function() {
268 var
269 allValid = true
270 ;
271 $.each(validation, function(fieldName, field) {
272 if( !( module.validate.field(field, fieldName, true) ) ) {
273 allValid = false;
274 }
275 });
276 return allValid;
277 },
278 isDirty: function(e) {
279 var formIsDirty = false;
280
281 $field.each(function(index, el) {
282 var
283 $el = $(el),
284 isCheckbox = ($el.filter(selector.checkbox).length > 0),
285 isDirty
286 ;
287
288 if (isCheckbox) {
289 isDirty = module.is.checkboxDirty($el);
290 } else {
291 isDirty = module.is.fieldDirty($el);
292 }
293
294 $el.data(settings.metadata.isDirty, isDirty);
295
296 formIsDirty |= isDirty;
297 });
298
299 if (formIsDirty) {
300 module.set.dirty();
301 } else {
302 module.set.clean();
303 }
304
305 if (e && e.namespace === 'dirty') {
306 e.stopImmediatePropagation();
307 e.preventDefault();
308 }
309 }
310 },
311
312 is: {
313 bracketedRule: function(rule) {
314 return (rule.type && rule.type.match(settings.regExp.bracket));
315 },
316 shorthandFields: function(fields) {
317 var
318 fieldKeys = Object.keys(fields),
319 firstRule = fields[fieldKeys[0]]
320 ;
321 return module.is.shorthandRules(firstRule);
322 },
323 // duck type rule test
324 shorthandRules: function(rules) {
325 return (typeof rules == 'string' || Array.isArray(rules));
326 },
327 empty: function($field) {
328 if(!$field || $field.length === 0) {
329 return true;
330 }
331 else if($field.is(selector.checkbox)) {
332 return !$field.is(':checked');
333 }
334 else {
335 return module.is.blank($field);
336 }
337 },
338 blank: function($field) {
339 return $.trim($field.val()) === '';
340 },
341 valid: function(field) {
342 var
343 allValid = true
344 ;
345 if(field) {
346 module.verbose('Checking if field is valid', field);
347 return module.validate.field(validation[field], field, false);
348 }
349 else {
350 module.verbose('Checking if form is valid');
351 $.each(validation, function(fieldName, field) {
352 if( !module.is.valid(fieldName) ) {
353 allValid = false;
354 }
355 });
356 return allValid;
357 }
358 },
359 dirty: function() {
360 return dirty;
361 },
362 clean: function() {
363 return !dirty;
364 },
365 fieldDirty: function($el) {
366 var initialValue = $el.data(metadata.defaultValue);
367 // Explicitly check for null/undefined here as value may be `false`, so ($el.data(dataInitialValue) || '') would not work
368 if (initialValue == null) { initialValue = ''; }
369 var currentValue = $el.val();
370 if (currentValue == null) { currentValue = ''; }
371
372 // Boolean values can be encoded as "true/false" or "True/False" depending on underlying frameworks so we need a case insensitive comparison
373 var boolRegex = /^(true|false)$/i;
374 var isBoolValue = boolRegex.test(initialValue) && boolRegex.test(currentValue);
375 if (isBoolValue) {
376 var regex = new RegExp("^" + initialValue + "$", "i");
377 return !regex.test(currentValue);
378 }
379
380 return currentValue !== initialValue;
381 },
382 checkboxDirty: function($el) {
383 var initialValue = $el.data(metadata.defaultValue);
384 var currentValue = $el.is(":checked");
385
386 return initialValue !== currentValue;
387 },
388 justDirty: function() {
389 return (history[0] === 'dirty');
390 },
391 justClean: function() {
392 return (history[0] === 'clean');
393 }
394 },
395
396 removeEvents: function() {
397 $module.off(eventNamespace);
398 $field.off(eventNamespace);
399 $submit.off(eventNamespace);
400 $field.off(eventNamespace);
401 },
402
403 event: {
404 field: {
405 keydown: function(event) {
406 var
407 $field = $(this),
408 key = event.which,
409 isInput = $field.is(selector.input),
410 isCheckbox = $field.is(selector.checkbox),
411 isInDropdown = ($field.closest(selector.uiDropdown).length > 0),
412 keyCode = {
413 enter : 13,
414 escape : 27
415 }
416 ;
417 if( key == keyCode.escape) {
418 module.verbose('Escape key pressed blurring field');
419 $field
420 .blur()
421 ;
422 }
423 if(!event.ctrlKey && key == keyCode.enter && isInput && !isInDropdown && !isCheckbox) {
424 if(!keyHeldDown) {
425 $field.one('keyup' + eventNamespace, module.event.field.keyup);
426 module.submit();
427 module.debug('Enter pressed on input submitting form');
428 }
429 keyHeldDown = true;
430 }
431 },
432 keyup: function() {
433 keyHeldDown = false;
434 },
435 blur: function(event) {
436 var
437 $field = $(this),
438 $fieldGroup = $field.closest($group),
439 validationRules = module.get.validation($field)
440 ;
441 if( $fieldGroup.hasClass(className.error) ) {
442 module.debug('Revalidating field', $field, validationRules);
443 if(validationRules) {
444 module.validate.field( validationRules );
445 }
446 }
447 else if(settings.on == 'blur') {
448 if(validationRules) {
449 module.validate.field( validationRules );
450 }
451 }
452 },
453 change: function(event) {
454 var
455 $field = $(this),
456 $fieldGroup = $field.closest($group),
457 validationRules = module.get.validation($field)
458 ;
459 if(validationRules && (settings.on == 'change' || ( $fieldGroup.hasClass(className.error) && settings.revalidate) )) {
460 clearTimeout(module.timer);
461 module.timer = setTimeout(function() {
462 module.debug('Revalidating field', $field, module.get.validation($field));
463 module.validate.field( validationRules );
464 }, settings.delay);
465 }
466 }
467 },
468 beforeUnload: function(event) {
469 if (module.is.dirty() && !submitting) {
470 var event = event || window.event;
471
472 // For modern browsers
473 if (event) {
474 event.returnValue = settings.text.leavingMessage;
475 }
476
477 // For olders...
478 return settings.text.leavingMessage;
479 }
480 }
481
482 },
483
484 get: {
485 ancillaryValue: function(rule) {
486 if(!rule.type || (!rule.value && !module.is.bracketedRule(rule))) {
487 return false;
488 }
489 return (rule.value !== undefined)
490 ? rule.value
491 : rule.type.match(settings.regExp.bracket)[1] + ''
492 ;
493 },
494 ruleName: function(rule) {
495 if( module.is.bracketedRule(rule) ) {
496 return rule.type.replace(rule.type.match(settings.regExp.bracket)[0], '');
497 }
498 return rule.type;
499 },
500 changeEvent: function(type, $input) {
501 if(type == 'checkbox' || type == 'radio' || type == 'hidden' || $input.is('select')) {
502 return 'change';
503 }
504 else {
505 return module.get.inputEvent();
506 }
507 },
508 inputEvent: function() {
509 return (document.createElement('input').oninput !== undefined)
510 ? 'input'
511 : (document.createElement('input').onpropertychange !== undefined)
512 ? 'propertychange'
513 : 'keyup'
514 ;
515 },
516 fieldsFromShorthand: function(fields) {
517 var
518 fullFields = {}
519 ;
520 $.each(fields, function(name, rules) {
521 if(typeof rules == 'string') {
522 rules = [rules];
523 }
524 fullFields[name] = {
525 rules: []
526 };
527 $.each(rules, function(index, rule) {
528 fullFields[name].rules.push({ type: rule });
529 });
530 });
531 return fullFields;
532 },
533 prompt: function(rule, field) {
534 var
535 ruleName = module.get.ruleName(rule),
536 ancillary = module.get.ancillaryValue(rule),
537 $field = module.get.field(field.identifier),
538 value = $field.val(),
539 prompt = $.isFunction(rule.prompt)
540 ? rule.prompt(value)
541 : rule.prompt || settings.prompt[ruleName] || settings.text.unspecifiedRule,
542 requiresValue = (prompt.search('{value}') !== -1),
543 requiresName = (prompt.search('{name}') !== -1),
544 $label,
545 name
546 ;
547 if(requiresValue) {
548 prompt = prompt.replace(/\{value\}/g, $field.val());
549 }
550 if(requiresName) {
551 $label = $field.closest(selector.group).find('label').eq(0);
552 name = ($label.length == 1)
553 ? $label.text()
554 : $field.prop('placeholder') || settings.text.unspecifiedField
555 ;
556 prompt = prompt.replace(/\{name\}/g, name);
557 }
558 prompt = prompt.replace(/\{identifier\}/g, field.identifier);
559 prompt = prompt.replace(/\{ruleValue\}/g, ancillary);
560 if(!rule.prompt) {
561 module.verbose('Using default validation prompt for type', prompt, ruleName);
562 }
563 return prompt;
564 },
565 settings: function() {
566 if($.isPlainObject(parameters)) {
567 var
568 keys = Object.keys(parameters),
569 isLegacySettings = (keys.length > 0)
570 ? (parameters[keys[0]].identifier !== undefined && parameters[keys[0]].rules !== undefined)
571 : false
572 ;
573 if(isLegacySettings) {
574 // 1.x (ducktyped)
575 settings = $.extend(true, {}, $.fn.form.settings, legacyParameters);
576 validation = $.extend({}, $.fn.form.settings.defaults, parameters);
577 module.error(settings.error.oldSyntax, element);
578 module.verbose('Extending settings from legacy parameters', validation, settings);
579 }
580 else {
581 // 2.x
582 if(parameters.fields && module.is.shorthandFields(parameters.fields)) {
583 parameters.fields = module.get.fieldsFromShorthand(parameters.fields);
584 }
585 settings = $.extend(true, {}, $.fn.form.settings, parameters);
586 validation = $.extend({}, $.fn.form.settings.defaults, settings.fields);
587 module.verbose('Extending settings', validation, settings);
588 }
589 }
590 else {
591 settings = $.fn.form.settings;
592 validation = $.fn.form.settings.defaults;
593 module.verbose('Using default form validation', validation, settings);
594 }
595
596 // shorthand
597 namespace = settings.namespace;
598 metadata = settings.metadata;
599 selector = settings.selector;
600 className = settings.className;
601 regExp = settings.regExp;
602 error = settings.error;
603 moduleNamespace = 'module-' + namespace;
604 eventNamespace = '.' + namespace;
605
606 // grab instance
607 instance = $module.data(moduleNamespace);
608
609 // refresh selector cache
610 module.refresh();
611 },
612 field: function(identifier) {
613 module.verbose('Finding field with identifier', identifier);
614 identifier = module.escape.string(identifier);
615 var t;
616 if((t=$field.filter('#' + identifier)).length > 0 ) {
617 return t;
618 }
619 if((t=$field.filter('[name="' + identifier +'"]')).length > 0 ) {
620 return t;
621 }
622 if((t=$field.filter('[name="' + identifier +'[]"]')).length > 0 ) {
623 return t;
624 }
625 if((t=$field.filter('[data-' + metadata.validate + '="'+ identifier +'"]')).length > 0 ) {
626 return t;
627 }
628 return $('<input/>');
629 },
630 fields: function(fields) {
631 var
632 $fields = $()
633 ;
634 $.each(fields, function(index, name) {
635 $fields = $fields.add( module.get.field(name) );
636 });
637 return $fields;
638 },
639 validation: function($field) {
640 var
641 fieldValidation,
642 identifier
643 ;
644 if(!validation) {
645 return false;
646 }
647 $.each(validation, function(fieldName, field) {
648 identifier = field.identifier || fieldName;
649 $.each(module.get.field(identifier), function(index, groupField) {
650 if(groupField == $field[0]) {
651 field.identifier = identifier;
652 fieldValidation = field;
653 return false;
654 }
655 });
656 });
657 return fieldValidation || false;
658 },
659 value: function (field) {
660 var
661 fields = [],
662 results
663 ;
664 fields.push(field);
665 results = module.get.values.call(element, fields);
666 return results[field];
667 },
668 values: function (fields) {
669 var
670 $fields = Array.isArray(fields)
671 ? module.get.fields(fields)
672 : $field,
673 values = {}
674 ;
675 $fields.each(function(index, field) {
676 var
677 $field = $(field),
678 $calendar = $field.closest(selector.uiCalendar),
679 name = $field.prop('name'),
680 value = $field.val(),
681 isCheckbox = $field.is(selector.checkbox),
682 isRadio = $field.is(selector.radio),
683 isMultiple = (name.indexOf('[]') !== -1),
684 isCalendar = ($calendar.length > 0 && module.can.useElement('calendar')),
685 isChecked = (isCheckbox)
686 ? $field.is(':checked')
687 : false
688 ;
689 if(name) {
690 if(isMultiple) {
691 name = name.replace('[]', '');
692 if(!values[name]) {
693 values[name] = [];
694 }
695 if(isCheckbox) {
696 if(isChecked) {
697 values[name].push(value || true);
698 }
699 else {
700 values[name].push(false);
701 }
702 }
703 else {
704 values[name].push(value);
705 }
706 }
707 else {
708 if(isRadio) {
709 if(values[name] === undefined || values[name] === false) {
710 values[name] = (isChecked)
711 ? value || true
712 : false
713 ;
714 }
715 }
716 else if(isCheckbox) {
717 if(isChecked) {
718 values[name] = value || true;
719 }
720 else {
721 values[name] = false;
722 }
723 }
724 else if(isCalendar) {
725 var date = $calendar.calendar('get date');
726
727 if (date !== null) {
728 if (settings.dateHandling == 'date') {
729 values[name] = date;
730 } else if(settings.dateHandling == 'input') {
731 values[name] = $calendar.calendar('get input date')
732 } else if (settings.dateHandling == 'formatter') {
733 var type = $calendar.calendar('setting', 'type');
734
735 switch(type) {
736 case 'date':
737 values[name] = settings.formatter.date(date);
738 break;
739
740 case 'datetime':
741 values[name] = settings.formatter.datetime(date);
742 break;
743
744 case 'time':
745 values[name] = settings.formatter.time(date);
746 break;
747
748 case 'month':
749 values[name] = settings.formatter.month(date);
750 break;
751
752 case 'year':
753 values[name] = settings.formatter.year(date);
754 break;
755
756 default:
757 module.debug('Wrong calendar mode', $calendar, type);
758 values[name] = '';
759 }
760 }
761 } else {
762 values[name] = '';
763 }
764 } else {
765 values[name] = value;
766 }
767 }
768 }
769 });
770 return values;
771 },
772 dirtyFields: function() {
773 return $field.filter(function(index, e) {
774 return $(e).data(metadata.isDirty);
775 });
776 }
777 },
778
779 has: {
780
781 field: function(identifier) {
782 module.verbose('Checking for existence of a field with identifier', identifier);
783 identifier = module.escape.string(identifier);
784 if(typeof identifier !== 'string') {
785 module.error(error.identifier, identifier);
786 }
787 if($field.filter('#' + identifier).length > 0 ) {
788 return true;
789 }
790 else if( $field.filter('[name="' + identifier +'"]').length > 0 ) {
791 return true;
792 }
793 else if( $field.filter('[data-' + metadata.validate + '="'+ identifier +'"]').length > 0 ) {
794 return true;
795 }
796 return false;
797 }
798
799 },
800
801 can: {
802 useElement: function(element){
803 if ($.fn[element] !== undefined) {
804 return true;
805 }
806 module.error(error.noElement.replace('{element}',element));
807 return false;
808 }
809 },
810
811 escape: {
812 string: function(text) {
813 text = String(text);
814 return text.replace(regExp.escape, '\\$&');
815 }
816 },
817
818 add: {
819 // alias
820 rule: function(name, rules) {
821 module.add.field(name, rules);
822 },
823 field: function(name, rules) {
824 // Validation should have at least a standard format
825 if(validation[name] === undefined || validation[name].rules === undefined) {
826 validation[name] = {
827 rules: []
828 };
829 }
830 var
831 newValidation = {
832 rules: []
833 }
834 ;
835 if(module.is.shorthandRules(rules)) {
836 rules = Array.isArray(rules)
837 ? rules
838 : [rules]
839 ;
840 $.each(rules, function(_index, rule) {
841 newValidation.rules.push({ type: rule });
842 });
843 }
844 else {
845 newValidation.rules = rules.rules;
846 }
847 // For each new rule, check if there's not already one with the same type
848 $.each(newValidation.rules, function (_index, rule) {
849 if ($.grep(validation[name].rules, function(item){ return item.type == rule.type; }).length == 0) {
850 validation[name].rules.push(rule);
851 }
852 });
853 module.debug('Adding rules', newValidation.rules, validation);
854 },
855 fields: function(fields) {
856 var
857 newValidation
858 ;
859 if(fields && module.is.shorthandFields(fields)) {
860 newValidation = module.get.fieldsFromShorthand(fields);
861 }
862 else {
863 newValidation = fields;
864 }
865 validation = $.extend({}, validation, newValidation);
866 },
867 prompt: function(identifier, errors, internal) {
868 var
869 $field = module.get.field(identifier),
870 $fieldGroup = $field.closest($group),
871 $prompt = $fieldGroup.children(selector.prompt),
872 promptExists = ($prompt.length !== 0)
873 ;
874 errors = (typeof errors == 'string')
875 ? [errors]
876 : errors
877 ;
878 module.verbose('Adding field error state', identifier);
879 if(!internal) {
880 $fieldGroup
881 .addClass(className.error)
882 ;
883 }
884 if(settings.inline) {
885 if(!promptExists) {
886 $prompt = settings.templates.prompt(errors, className.label);
887 $prompt
888 .appendTo($fieldGroup)
889 ;
890 }
891 $prompt
892 .html(errors[0])
893 ;
894 if(!promptExists) {
895 if(settings.transition && module.can.useElement('transition') && $module.transition('is supported')) {
896 module.verbose('Displaying error with css transition', settings.transition);
897 $prompt.transition(settings.transition + ' in', settings.duration);
898 }
899 else {
900 module.verbose('Displaying error with fallback javascript animation');
901 $prompt
902 .fadeIn(settings.duration)
903 ;
904 }
905 }
906 else {
907 module.verbose('Inline errors are disabled, no inline error added', identifier);
908 }
909 }
910 },
911 errors: function(errors) {
912 module.debug('Adding form error messages', errors);
913 module.set.error();
914 $message
915 .html( settings.templates.error(errors) )
916 ;
917 }
918 },
919
920 remove: {
921 rule: function(field, rule) {
922 var
923 rules = Array.isArray(rule)
924 ? rule
925 : [rule]
926 ;
927 if(validation[field] === undefined || !Array.isArray(validation[field].rules)) {
928 return;
929 }
930 if(rule === undefined) {
931 module.debug('Removed all rules');
932 validation[field].rules = [];
933 return;
934 }
935 $.each(validation[field].rules, function(index, rule) {
936 if(rule && rules.indexOf(rule.type) !== -1) {
937 module.debug('Removed rule', rule.type);
938 validation[field].rules.splice(index, 1);
939 }
940 });
941 },
942 field: function(field) {
943 var
944 fields = Array.isArray(field)
945 ? field
946 : [field]
947 ;
948 $.each(fields, function(index, field) {
949 module.remove.rule(field);
950 });
951 },
952 // alias
953 rules: function(field, rules) {
954 if(Array.isArray(field)) {
955 $.each(field, function(index, field) {
956 module.remove.rule(field, rules);
957 });
958 }
959 else {
960 module.remove.rule(field, rules);
961 }
962 },
963 fields: function(fields) {
964 module.remove.field(fields);
965 },
966 prompt: function(identifier) {
967 var
968 $field = module.get.field(identifier),
969 $fieldGroup = $field.closest($group),
970 $prompt = $fieldGroup.children(selector.prompt)
971 ;
972 $fieldGroup
973 .removeClass(className.error)
974 ;
975 if(settings.inline && $prompt.is(':visible')) {
976 module.verbose('Removing prompt for field', identifier);
977 if(settings.transition && module.can.useElement('transition') && $module.transition('is supported')) {
978 $prompt.transition(settings.transition + ' out', settings.duration, function() {
979 $prompt.remove();
980 });
981 }
982 else {
983 $prompt
984 .fadeOut(settings.duration, function(){
985 $prompt.remove();
986 })
987 ;
988 }
989 }
990 }
991 },
992
993 set: {
994 success: function() {
995 $module
996 .removeClass(className.error)
997 .addClass(className.success)
998 ;
999 },
1000 defaults: function () {
1001 $field.each(function (index, el) {
1002 var
1003 $el = $(el),
1004 $parent = $el.parent(),
1005 isCheckbox = ($el.filter(selector.checkbox).length > 0),
1006 isDropdown = $parent.is(selector.uiDropdown) && module.can.useElement('dropdown'),
1007 $calendar = $el.closest(selector.uiCalendar),
1008 isCalendar = ($calendar.length > 0 && module.can.useElement('calendar')),
1009 value = (isCheckbox)
1010 ? $el.is(':checked')
1011 : $el.val()
1012 ;
1013 if (isDropdown) {
1014 $parent.dropdown('save defaults');
1015 }
1016 else if (isCalendar) {
1017 $calendar.calendar('refresh');
1018 }
1019 $el.data(metadata.defaultValue, value);
1020 $el.data(metadata.isDirty, false);
1021 });
1022 },
1023 error: function() {
1024 $module
1025 .removeClass(className.success)
1026 .addClass(className.error)
1027 ;
1028 },
1029 value: function (field, value) {
1030 var
1031 fields = {}
1032 ;
1033 fields[field] = value;
1034 return module.set.values.call(element, fields);
1035 },
1036 values: function (fields) {
1037 if($.isEmptyObject(fields)) {
1038 return;
1039 }
1040 $.each(fields, function(key, value) {
1041 var
1042 $field = module.get.field(key),
1043 $element = $field.parent(),
1044 $calendar = $field.closest(selector.uiCalendar),
1045 isMultiple = Array.isArray(value),
1046 isCheckbox = $element.is(selector.uiCheckbox) && module.can.useElement('checkbox'),
1047 isDropdown = $element.is(selector.uiDropdown) && module.can.useElement('dropdown'),
1048 isRadio = ($field.is(selector.radio) && isCheckbox),
1049 isCalendar = ($calendar.length > 0 && module.can.useElement('calendar')),
1050 fieldExists = ($field.length > 0),
1051 $multipleField
1052 ;
1053 if(fieldExists) {
1054 if(isMultiple && isCheckbox) {
1055 module.verbose('Selecting multiple', value, $field);
1056 $element.checkbox('uncheck');
1057 $.each(value, function(index, value) {
1058 $multipleField = $field.filter('[value="' + value + '"]');
1059 $element = $multipleField.parent();
1060 if($multipleField.length > 0) {
1061 $element.checkbox('check');
1062 }
1063 });
1064 }
1065 else if(isRadio) {
1066 module.verbose('Selecting radio value', value, $field);
1067 $field.filter('[value="' + value + '"]')
1068 .parent(selector.uiCheckbox)
1069 .checkbox('check')
1070 ;
1071 }
1072 else if(isCheckbox) {
1073 module.verbose('Setting checkbox value', value, $element);
1074 if(value === true || value === 1) {
1075 $element.checkbox('check');
1076 }
1077 else {
1078 $element.checkbox('uncheck');
1079 }
1080 }
1081 else if(isDropdown) {
1082 module.verbose('Setting dropdown value', value, $element);
1083 $element.dropdown('set selected', value);
1084 }
1085 else if (isCalendar) {
1086 $calendar.calendar('set date',value);
1087 }
1088 else {
1089 module.verbose('Setting field value', value, $field);
1090 $field.val(value);
1091 }
1092 }
1093 });
1094 },
1095 dirty: function() {
1096 module.verbose('Setting state dirty');
1097 dirty = true;
1098 history[0] = history[1];
1099 history[1] = 'dirty';
1100
1101 if (module.is.justClean()) {
1102 $module.trigger('dirty');
1103 }
1104 },
1105 clean: function() {
1106 module.verbose('Setting state clean');
1107 dirty = false;
1108 history[0] = history[1];
1109 history[1] = 'clean';
1110
1111 if (module.is.justDirty()) {
1112 $module.trigger('clean');
1113 }
1114 },
1115 asClean: function() {
1116 module.set.defaults();
1117 module.set.clean();
1118 },
1119 asDirty: function() {
1120 module.set.defaults();
1121 module.set.dirty();
1122 },
1123 autoCheck: function() {
1124 module.debug('Enabling auto check on required fields');
1125 $field.each(function (_index, el) {
1126 var
1127 $el = $(el),
1128 $elGroup = $(el).closest($group),
1129 isCheckbox = ($el.filter(selector.checkbox).length > 0),
1130 isRequired = $el.prop('required') || $elGroup.hasClass(className.required) || $elGroup.parent().hasClass(className.required),
1131 isDisabled = $el.prop('disabled') || $elGroup.hasClass(className.disabled) || $elGroup.parent().hasClass(className.disabled),
1132 validation = module.get.validation($el),
1133 hasEmptyRule = validation
1134 ? $.grep(validation.rules, function(rule) { return rule.type == "empty" }) !== 0
1135 : false,
1136 identifier = validation.identifier || $el.attr('id') || $el.attr('name') || $el.data(metadata.validate)
1137 ;
1138 if (isRequired && !isDisabled && !hasEmptyRule && identifier !== undefined) {
1139 if (isCheckbox) {
1140 module.verbose("Adding 'checked' rule on field", identifier);
1141 module.add.rule(identifier, "checked");
1142 } else {
1143 module.verbose("Adding 'empty' rule on field", identifier);
1144 module.add.rule(identifier, "empty");
1145 }
1146 }
1147 });
1148 }
1149 },
1150
1151 validate: {
1152
1153 form: function(event, ignoreCallbacks) {
1154 var values = module.get.values();
1155
1156 // input keydown event will fire submit repeatedly by browser default
1157 if(keyHeldDown) {
1158 return false;
1159 }
1160
1161 // reset errors
1162 formErrors = [];
1163 if( module.determine.isValid() ) {
1164 module.debug('Form has no validation errors, submitting');
1165 module.set.success();
1166 if(ignoreCallbacks !== true) {
1167 return settings.onSuccess.call(element, event, values);
1168 }
1169 }
1170 else {
1171 module.debug('Form has errors');
1172 module.set.error();
1173 if(!settings.inline) {
1174 module.add.errors(formErrors);
1175 }
1176 // prevent ajax submit
1177 if(event && $module.data('moduleApi') !== undefined) {
1178 event.stopImmediatePropagation();
1179 }
1180 if(ignoreCallbacks !== true) {
1181 return settings.onFailure.call(element, formErrors, values);
1182 }
1183 }
1184 },
1185
1186 // takes a validation object and returns whether field passes validation
1187 field: function(field, fieldName, showErrors) {
1188 showErrors = (showErrors !== undefined)
1189 ? showErrors
1190 : true
1191 ;
1192 if(typeof field == 'string') {
1193 module.verbose('Validating field', field);
1194 fieldName = field;
1195 field = validation[field];
1196 }
1197 var
1198 identifier = field.identifier || fieldName,
1199 $field = module.get.field(identifier),
1200 $dependsField = (field.depends)
1201 ? module.get.field(field.depends)
1202 : false,
1203 fieldValid = true,
1204 fieldErrors = []
1205 ;
1206 if(!field.identifier) {
1207 module.debug('Using field name as identifier', identifier);
1208 field.identifier = identifier;
1209 }
1210 var isDisabled = true;
1211 $.each($field, function(){
1212 if(!$(this).prop('disabled')) {
1213 isDisabled = false;
1214 return false;
1215 }
1216 });
1217 if(isDisabled) {
1218 module.debug('Field is disabled. Skipping', identifier);
1219 }
1220 else if(field.optional && module.is.blank($field)){
1221 module.debug('Field is optional and blank. Skipping', identifier);
1222 }
1223 else if(field.depends && module.is.empty($dependsField)) {
1224 module.debug('Field depends on another value that is not present or empty. Skipping', $dependsField);
1225 }
1226 else if(field.rules !== undefined) {
1227 $field.closest($group).removeClass(className.error);
1228 $.each(field.rules, function(index, rule) {
1229 if( module.has.field(identifier)) {
1230 var invalidFields = module.validate.rule(field, rule,true) || [];
1231 if (invalidFields.length>0){
1232 module.debug('Field is invalid', identifier, rule.type);
1233 fieldErrors.push(module.get.prompt(rule, field));
1234 fieldValid = false;
1235 if(showErrors){
1236 $(invalidFields).closest($group).addClass(className.error);
1237 }
1238 }
1239 }
1240 });
1241 }
1242 if(fieldValid) {
1243 if(showErrors) {
1244 module.remove.prompt(identifier, fieldErrors);
1245 settings.onValid.call($field);
1246 }
1247 }
1248 else {
1249 if(showErrors) {
1250 formErrors = formErrors.concat(fieldErrors);
1251 module.add.prompt(identifier, fieldErrors, true);
1252 settings.onInvalid.call($field, fieldErrors);
1253 }
1254 return false;
1255 }
1256 return true;
1257 },
1258
1259 // takes validation rule and returns whether field passes rule
1260 rule: function(field, rule, internal) {
1261 var
1262 $field = module.get.field(field.identifier),
1263 ancillary = module.get.ancillaryValue(rule),
1264 ruleName = module.get.ruleName(rule),
1265 ruleFunction = settings.rules[ruleName],
1266 invalidFields = [],
1267 isCheckbox = $field.is(selector.checkbox),
1268 isValid = function(field){
1269 var value = (isCheckbox ? $(field).filter(':checked').val() : $(field).val());
1270 // cast to string avoiding encoding special values
1271 value = (value === undefined || value === '' || value === null)
1272 ? ''
1273 : (settings.shouldTrim) ? $.trim(value + '') : String(value + '')
1274 ;
1275 return ruleFunction.call(field, value, ancillary, $module);
1276 }
1277 ;
1278 if( !$.isFunction(ruleFunction) ) {
1279 module.error(error.noRule, ruleName);
1280 return;
1281 }
1282 if(isCheckbox) {
1283 if (!isValid($field)) {
1284 invalidFields = $field;
1285 }
1286 } else {
1287 $.each($field, function (index, field) {
1288 if (!isValid(field)) {
1289 invalidFields.push(field);
1290 }
1291 });
1292 }
1293 return internal ? invalidFields : !(invalidFields.length>0);
1294 }
1295 },
1296
1297 setting: function(name, value) {
1298 if( $.isPlainObject(name) ) {
1299 $.extend(true, settings, name);
1300 }
1301 else if(value !== undefined) {
1302 settings[name] = value;
1303 }
1304 else {
1305 return settings[name];
1306 }
1307 },
1308 internal: function(name, value) {
1309 if( $.isPlainObject(name) ) {
1310 $.extend(true, module, name);
1311 }
1312 else if(value !== undefined) {
1313 module[name] = value;
1314 }
1315 else {
1316 return module[name];
1317 }
1318 },
1319 debug: function() {
1320 if(!settings.silent && settings.debug) {
1321 if(settings.performance) {
1322 module.performance.log(arguments);
1323 }
1324 else {
1325 module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
1326 module.debug.apply(console, arguments);
1327 }
1328 }
1329 },
1330 verbose: function() {
1331 if(!settings.silent && settings.verbose && settings.debug) {
1332 if(settings.performance) {
1333 module.performance.log(arguments);
1334 }
1335 else {
1336 module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
1337 module.verbose.apply(console, arguments);
1338 }
1339 }
1340 },
1341 error: function() {
1342 if(!settings.silent) {
1343 module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
1344 module.error.apply(console, arguments);
1345 }
1346 },
1347 performance: {
1348 log: function(message) {
1349 var
1350 currentTime,
1351 executionTime,
1352 previousTime
1353 ;
1354 if(settings.performance) {
1355 currentTime = new Date().getTime();
1356 previousTime = time || currentTime;
1357 executionTime = currentTime - previousTime;
1358 time = currentTime;
1359 performance.push({
1360 'Name' : message[0],
1361 'Arguments' : [].slice.call(message, 1) || '',
1362 'Element' : element,
1363 'Execution Time' : executionTime
1364 });
1365 }
1366 clearTimeout(module.performance.timer);
1367 module.performance.timer = setTimeout(module.performance.display, 500);
1368 },
1369 display: function() {
1370 var
1371 title = settings.name + ':',
1372 totalTime = 0
1373 ;
1374 time = false;
1375 clearTimeout(module.performance.timer);
1376 $.each(performance, function(index, data) {
1377 totalTime += data['Execution Time'];
1378 });
1379 title += ' ' + totalTime + 'ms';
1380 if(moduleSelector) {
1381 title += ' \'' + moduleSelector + '\'';
1382 }
1383 if($allModules.length > 1) {
1384 title += ' ' + '(' + $allModules.length + ')';
1385 }
1386 if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
1387 console.groupCollapsed(title);
1388 if(console.table) {
1389 console.table(performance);
1390 }
1391 else {
1392 $.each(performance, function(index, data) {
1393 console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
1394 });
1395 }
1396 console.groupEnd();
1397 }
1398 performance = [];
1399 }
1400 },
1401 invoke: function(query, passedArguments, context) {
1402 var
1403 object = instance,
1404 maxDepth,
1405 found,
1406 response
1407 ;
1408 passedArguments = passedArguments || queryArguments;
1409 context = element || context;
1410 if(typeof query == 'string' && object !== undefined) {
1411 query = query.split(/[\. ]/);
1412 maxDepth = query.length - 1;
1413 $.each(query, function(depth, value) {
1414 var camelCaseValue = (depth != maxDepth)
1415 ? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
1416 : query
1417 ;
1418 if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
1419 object = object[camelCaseValue];
1420 }
1421 else if( object[camelCaseValue] !== undefined ) {
1422 found = object[camelCaseValue];
1423 return false;
1424 }
1425 else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
1426 object = object[value];
1427 }
1428 else if( object[value] !== undefined ) {
1429 found = object[value];
1430 return false;
1431 }
1432 else {
1433 return false;
1434 }
1435 });
1436 }
1437 if( $.isFunction( found ) ) {
1438 response = found.apply(context, passedArguments);
1439 }
1440 else if(found !== undefined) {
1441 response = found;
1442 }
1443 if(Array.isArray(returnedValue)) {
1444 returnedValue.push(response);
1445 }
1446 else if(returnedValue !== undefined) {
1447 returnedValue = [returnedValue, response];
1448 }
1449 else if(response !== undefined) {
1450 returnedValue = response;
1451 }
1452 return found;
1453 }
1454 };
1455 module.initialize();
1456 })
1457 ;
1458
1459 return (returnedValue !== undefined)
1460 ? returnedValue
1461 : this
1462 ;
1463};
1464
1465$.fn.form.settings = {
1466
1467 name : 'Form',
1468 namespace : 'form',
1469
1470 debug : false,
1471 verbose : false,
1472 performance : true,
1473
1474 fields : false,
1475
1476 keyboardShortcuts : true,
1477 on : 'submit',
1478 inline : false,
1479
1480 delay : 200,
1481 revalidate : true,
1482 shouldTrim : true,
1483
1484 transition : 'scale',
1485 duration : 200,
1486
1487 autoCheckRequired : false,
1488 preventLeaving : false,
1489 dateHandling : 'date', // 'date', 'input', 'formatter'
1490
1491 onValid : function() {},
1492 onInvalid : function() {},
1493 onSuccess : function() { return true; },
1494 onFailure : function() { return false; },
1495 onDirty : function() {},
1496 onClean : function() {},
1497
1498 metadata : {
1499 defaultValue : 'default',
1500 validate : 'validate',
1501 isDirty : 'isDirty'
1502 },
1503
1504 regExp: {
1505 htmlID : /^[a-zA-Z][\w:.-]*$/g,
1506 bracket : /\[(.*)\]/i,
1507 decimal : /^\d+\.?\d*$/,
1508 email : /^[a-z0-9!#$%&'*+\/=?^_`{|}~.-]+@[a-z0-9]([a-z0-9-]*[a-z0-9])?(\.[a-z0-9]([a-z0-9-]*[a-z0-9])?)*$/i,
1509 escape : /[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|:,=@]/g,
1510 flags : /^\/(.*)\/(.*)?/,
1511 integer : /^\-?\d+$/,
1512 number : /^\-?\d*(\.\d+)?$/,
1513 url : /(https?:\/\/(?:www\.|(?!www))[^\s\.]+\.[^\s]{2,}|www\.[^\s]+\.[^\s]{2,})/i
1514 },
1515
1516 text: {
1517 unspecifiedRule : 'Please enter a valid value',
1518 unspecifiedField : 'This field',
1519 leavingMessage : 'There are unsaved changes on this page which will be discarded if you continue.'
1520 },
1521
1522 prompt: {
1523 empty : '{name} must have a value',
1524 checked : '{name} must be checked',
1525 email : '{name} must be a valid e-mail',
1526 url : '{name} must be a valid url',
1527 regExp : '{name} is not formatted correctly',
1528 integer : '{name} must be an integer',
1529 decimal : '{name} must be a decimal number',
1530 number : '{name} must be set to a number',
1531 is : '{name} must be "{ruleValue}"',
1532 isExactly : '{name} must be exactly "{ruleValue}"',
1533 not : '{name} cannot be set to "{ruleValue}"',
1534 notExactly : '{name} cannot be set to exactly "{ruleValue}"',
1535 contain : '{name} must contain "{ruleValue}"',
1536 containExactly : '{name} must contain exactly "{ruleValue}"',
1537 doesntContain : '{name} cannot contain "{ruleValue}"',
1538 doesntContainExactly : '{name} cannot contain exactly "{ruleValue}"',
1539 minLength : '{name} must be at least {ruleValue} characters',
1540 length : '{name} must be at least {ruleValue} characters',
1541 exactLength : '{name} must be exactly {ruleValue} characters',
1542 maxLength : '{name} cannot be longer than {ruleValue} characters',
1543 match : '{name} must match {ruleValue} field',
1544 different : '{name} must have a different value than {ruleValue} field',
1545 creditCard : '{name} must be a valid credit card number',
1546 minCount : '{name} must have at least {ruleValue} choices',
1547 exactCount : '{name} must have exactly {ruleValue} choices',
1548 maxCount : '{name} must have {ruleValue} or less choices'
1549 },
1550
1551 selector : {
1552 checkbox : 'input[type="checkbox"], input[type="radio"]',
1553 clear : '.clear',
1554 field : 'input, textarea, select',
1555 group : '.field',
1556 input : 'input',
1557 message : '.error.message',
1558 prompt : '.prompt.label',
1559 radio : 'input[type="radio"]',
1560 reset : '.reset:not([type="reset"])',
1561 submit : '.submit:not([type="submit"])',
1562 uiCheckbox : '.ui.checkbox',
1563 uiDropdown : '.ui.dropdown',
1564 uiCalendar : '.ui.calendar'
1565 },
1566
1567 className : {
1568 error : 'error',
1569 label : 'ui basic red pointing prompt label',
1570 pressed : 'down',
1571 success : 'success',
1572 required : 'required',
1573 disabled : 'disabled'
1574 },
1575
1576 error: {
1577 identifier : 'You must specify a string identifier for each field',
1578 method : 'The method you called is not defined.',
1579 noRule : 'There is no rule matching the one you specified',
1580 oldSyntax : 'Starting in 2.0 forms now only take a single settings object. Validation settings converted to new syntax automatically.',
1581 noElement : 'This module requires ui {element}'
1582 },
1583
1584 templates: {
1585
1586 // template that produces error message
1587 error: function(errors) {
1588 var
1589 html = '<ul class="list">'
1590 ;
1591 $.each(errors, function(index, value) {
1592 html += '<li>' + value + '</li>';
1593 });
1594 html += '</ul>';
1595 return $(html);
1596 },
1597
1598 // template that produces label
1599 prompt: function(errors, labelClasses) {
1600 return $('<div/>')
1601 .addClass(labelClasses)
1602 .html(errors[0])
1603 ;
1604 }
1605 },
1606
1607 formatter: {
1608 date: function(date) {
1609 return Intl.DateTimeFormat('en-GB').format(date);
1610 },
1611 datetime: function(date) {
1612 return Intl.DateTimeFormat('en-GB', {
1613 year: "numeric",
1614 month: "2-digit",
1615 day: "2-digit",
1616 hour: '2-digit',
1617 minute: '2-digit',
1618 second: '2-digit'
1619 }).format(date);
1620 },
1621 time: function(date) {
1622 return Intl.DateTimeFormat('en-GB', {
1623 hour: '2-digit',
1624 minute: '2-digit',
1625 second: '2-digit'
1626 }).format(date);
1627 },
1628 month: function(date) {
1629 return Intl.DateTimeFormat('en-GB', {
1630 month: '2-digit',
1631 year: 'numeric'
1632 }).format(date);
1633 },
1634 year: function(date) {
1635 return Intl.DateTimeFormat('en-GB', {
1636 year: 'numeric'
1637 }).format(date);
1638 }
1639 },
1640
1641 rules: {
1642
1643 // is not empty or blank string
1644 empty: function(value) {
1645 return !(value === undefined || '' === value || Array.isArray(value) && value.length === 0);
1646 },
1647
1648 // checkbox checked
1649 checked: function() {
1650 return ($(this).filter(':checked').length > 0);
1651 },
1652
1653 // is most likely an email
1654 email: function(value){
1655 return $.fn.form.settings.regExp.email.test(value);
1656 },
1657
1658 // value is most likely url
1659 url: function(value) {
1660 return $.fn.form.settings.regExp.url.test(value);
1661 },
1662
1663 // matches specified regExp
1664 regExp: function(value, regExp) {
1665 if(regExp instanceof RegExp) {
1666 return value.match(regExp);
1667 }
1668 var
1669 regExpParts = regExp.match($.fn.form.settings.regExp.flags),
1670 flags
1671 ;
1672 // regular expression specified as /baz/gi (flags)
1673 if(regExpParts) {
1674 regExp = (regExpParts.length >= 2)
1675 ? regExpParts[1]
1676 : regExp
1677 ;
1678 flags = (regExpParts.length >= 3)
1679 ? regExpParts[2]
1680 : ''
1681 ;
1682 }
1683 return value.match( new RegExp(regExp, flags) );
1684 },
1685
1686 // is valid integer or matches range
1687 integer: function(value, range) {
1688 var
1689 intRegExp = $.fn.form.settings.regExp.integer,
1690 min,
1691 max,
1692 parts
1693 ;
1694 if( !range || ['', '..'].indexOf(range) !== -1) {
1695 // do nothing
1696 }
1697 else if(range.indexOf('..') == -1) {
1698 if(intRegExp.test(range)) {
1699 min = max = range - 0;
1700 }
1701 }
1702 else {
1703 parts = range.split('..', 2);
1704 if(intRegExp.test(parts[0])) {
1705 min = parts[0] - 0;
1706 }
1707 if(intRegExp.test(parts[1])) {
1708 max = parts[1] - 0;
1709 }
1710 }
1711 return (
1712 intRegExp.test(value) &&
1713 (min === undefined || value >= min) &&
1714 (max === undefined || value <= max)
1715 );
1716 },
1717
1718 // is valid number (with decimal)
1719 decimal: function(value) {
1720 return $.fn.form.settings.regExp.decimal.test(value);
1721 },
1722
1723 // is valid number
1724 number: function(value) {
1725 return $.fn.form.settings.regExp.number.test(value);
1726 },
1727
1728 // is value (case insensitive)
1729 is: function(value, text) {
1730 text = (typeof text == 'string')
1731 ? text.toLowerCase()
1732 : text
1733 ;
1734 value = (typeof value == 'string')
1735 ? value.toLowerCase()
1736 : value
1737 ;
1738 return (value == text);
1739 },
1740
1741 // is value
1742 isExactly: function(value, text) {
1743 return (value == text);
1744 },
1745
1746 // value is not another value (case insensitive)
1747 not: function(value, notValue) {
1748 value = (typeof value == 'string')
1749 ? value.toLowerCase()
1750 : value
1751 ;
1752 notValue = (typeof notValue == 'string')
1753 ? notValue.toLowerCase()
1754 : notValue
1755 ;
1756 return (value != notValue);
1757 },
1758
1759 // value is not another value (case sensitive)
1760 notExactly: function(value, notValue) {
1761 return (value != notValue);
1762 },
1763
1764 // value contains text (insensitive)
1765 contains: function(value, text) {
1766 // escape regex characters
1767 text = text.replace($.fn.form.settings.regExp.escape, "\\$&");
1768 return (value.search( new RegExp(text, 'i') ) !== -1);
1769 },
1770
1771 // value contains text (case sensitive)
1772 containsExactly: function(value, text) {
1773 // escape regex characters
1774 text = text.replace($.fn.form.settings.regExp.escape, "\\$&");
1775 return (value.search( new RegExp(text) ) !== -1);
1776 },
1777
1778 // value contains text (insensitive)
1779 doesntContain: function(value, text) {
1780 // escape regex characters
1781 text = text.replace($.fn.form.settings.regExp.escape, "\\$&");
1782 return (value.search( new RegExp(text, 'i') ) === -1);
1783 },
1784
1785 // value contains text (case sensitive)
1786 doesntContainExactly: function(value, text) {
1787 // escape regex characters
1788 text = text.replace($.fn.form.settings.regExp.escape, "\\$&");
1789 return (value.search( new RegExp(text) ) === -1);
1790 },
1791
1792 // is at least string length
1793 minLength: function(value, requiredLength) {
1794 return (value !== undefined)
1795 ? (value.length >= requiredLength)
1796 : false
1797 ;
1798 },
1799
1800 // see rls notes for 2.0.6 (this is a duplicate of minLength)
1801 length: function(value, requiredLength) {
1802 return (value !== undefined)
1803 ? (value.length >= requiredLength)
1804 : false
1805 ;
1806 },
1807
1808 // is exactly length
1809 exactLength: function(value, requiredLength) {
1810 return (value !== undefined)
1811 ? (value.length == requiredLength)
1812 : false
1813 ;
1814 },
1815
1816 // is less than length
1817 maxLength: function(value, maxLength) {
1818 return (value !== undefined)
1819 ? (value.length <= maxLength)
1820 : false
1821 ;
1822 },
1823
1824 // matches another field
1825 match: function(value, identifier, $module) {
1826 var
1827 matchingValue,
1828 matchingElement
1829 ;
1830 if((matchingElement = $module.find('[data-validate="'+ identifier +'"]')).length > 0 ) {
1831 matchingValue = matchingElement.val();
1832 }
1833 else if((matchingElement = $module.find('#' + identifier)).length > 0) {
1834 matchingValue = matchingElement.val();
1835 }
1836 else if((matchingElement = $module.find('[name="' + identifier +'"]')).length > 0) {
1837 matchingValue = matchingElement.val();
1838 }
1839 else if((matchingElement = $module.find('[name="' + identifier +'[]"]')).length > 0 ) {
1840 matchingValue = matchingElement;
1841 }
1842 return (matchingValue !== undefined)
1843 ? ( value.toString() == matchingValue.toString() )
1844 : false
1845 ;
1846 },
1847
1848 // different than another field
1849 different: function(value, identifier, $module) {
1850 // use either id or name of field
1851 var
1852 matchingValue,
1853 matchingElement
1854 ;
1855 if((matchingElement = $module.find('[data-validate="'+ identifier +'"]')).length > 0 ) {
1856 matchingValue = matchingElement.val();
1857 }
1858 else if((matchingElement = $module.find('#' + identifier)).length > 0) {
1859 matchingValue = matchingElement.val();
1860 }
1861 else if((matchingElement = $module.find('[name="' + identifier +'"]')).length > 0) {
1862 matchingValue = matchingElement.val();
1863 }
1864 else if((matchingElement = $module.find('[name="' + identifier +'[]"]')).length > 0 ) {
1865 matchingValue = matchingElement;
1866 }
1867 return (matchingValue !== undefined)
1868 ? ( value.toString() !== matchingValue.toString() )
1869 : false
1870 ;
1871 },
1872
1873 creditCard: function(cardNumber, cardTypes) {
1874 var
1875 cards = {
1876 visa: {
1877 pattern : /^4/,
1878 length : [16]
1879 },
1880 amex: {
1881 pattern : /^3[47]/,
1882 length : [15]
1883 },
1884 mastercard: {
1885 pattern : /^5[1-5]/,
1886 length : [16]
1887 },
1888 discover: {
1889 pattern : /^(6011|622(12[6-9]|1[3-9][0-9]|[2-8][0-9]{2}|9[0-1][0-9]|92[0-5]|64[4-9])|65)/,
1890 length : [16]
1891 },
1892 unionPay: {
1893 pattern : /^(62|88)/,
1894 length : [16, 17, 18, 19]
1895 },
1896 jcb: {
1897 pattern : /^35(2[89]|[3-8][0-9])/,
1898 length : [16]
1899 },
1900 maestro: {
1901 pattern : /^(5018|5020|5038|6304|6759|676[1-3])/,
1902 length : [12, 13, 14, 15, 16, 17, 18, 19]
1903 },
1904 dinersClub: {
1905 pattern : /^(30[0-5]|^36)/,
1906 length : [14]
1907 },
1908 laser: {
1909 pattern : /^(6304|670[69]|6771)/,
1910 length : [16, 17, 18, 19]
1911 },
1912 visaElectron: {
1913 pattern : /^(4026|417500|4508|4844|491(3|7))/,
1914 length : [16]
1915 }
1916 },
1917 valid = {},
1918 validCard = false,
1919 requiredTypes = (typeof cardTypes == 'string')
1920 ? cardTypes.split(',')
1921 : false,
1922 unionPay,
1923 validation
1924 ;
1925
1926 if(typeof cardNumber !== 'string' || cardNumber.length === 0) {
1927 return;
1928 }
1929
1930 // allow dashes in card
1931 cardNumber = cardNumber.replace(/[\-]/g, '');
1932
1933 // verify card types
1934 if(requiredTypes) {
1935 $.each(requiredTypes, function(index, type){
1936 // verify each card type
1937 validation = cards[type];
1938 if(validation) {
1939 valid = {
1940 length : ($.inArray(cardNumber.length, validation.length) !== -1),
1941 pattern : (cardNumber.search(validation.pattern) !== -1)
1942 };
1943 if(valid.length && valid.pattern) {
1944 validCard = true;
1945 }
1946 }
1947 });
1948
1949 if(!validCard) {
1950 return false;
1951 }
1952 }
1953
1954 // skip luhn for UnionPay
1955 unionPay = {
1956 number : ($.inArray(cardNumber.length, cards.unionPay.length) !== -1),
1957 pattern : (cardNumber.search(cards.unionPay.pattern) !== -1)
1958 };
1959 if(unionPay.number && unionPay.pattern) {
1960 return true;
1961 }
1962
1963 // verify luhn, adapted from <https://gist.github.com/2134376>
1964 var
1965 length = cardNumber.length,
1966 multiple = 0,
1967 producedValue = [
1968 [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
1969 [0, 2, 4, 6, 8, 1, 3, 5, 7, 9]
1970 ],
1971 sum = 0
1972 ;
1973 while (length--) {
1974 sum += producedValue[multiple][parseInt(cardNumber.charAt(length), 10)];
1975 multiple ^= 1;
1976 }
1977 return (sum % 10 === 0 && sum > 0);
1978 },
1979
1980 minCount: function(value, minCount) {
1981 if(minCount == 0) {
1982 return true;
1983 }
1984 if(minCount == 1) {
1985 return (value !== '');
1986 }
1987 return (value.split(',').length >= minCount);
1988 },
1989
1990 exactCount: function(value, exactCount) {
1991 if(exactCount == 0) {
1992 return (value === '');
1993 }
1994 if(exactCount == 1) {
1995 return (value !== '' && value.search(',') === -1);
1996 }
1997 return (value.split(',').length == exactCount);
1998 },
1999
2000 maxCount: function(value, maxCount) {
2001 if(maxCount == 0) {
2002 return false;
2003 }
2004 if(maxCount == 1) {
2005 return (value.search(',') === -1);
2006 }
2007 return (value.split(',').length <= maxCount);
2008 }
2009 }
2010
2011};
2012
2013})( jQuery, window, document );