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calcifer/web/semantic/dist/components/form.js

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2015-03-29 19:33:23 +02:00
/*!
* # Semantic UI 1.11.4 - Form Validation
* http://github.com/semantic-org/semantic-ui/
*
*
* Copyright 2014 Contributors
* Released under the MIT license
* http://opensource.org/licenses/MIT
*
*/
;(function ( $, window, document, undefined ) {
"use strict";
$.fn.form = function(fields, parameters) {
var
$allModules = $(this),
settings = $.extend(true, {}, $.fn.form.settings, parameters),
validation = $.extend({}, $.fn.form.settings.defaults, fields),
namespace = settings.namespace,
metadata = settings.metadata,
selector = settings.selector,
className = settings.className,
error = settings.error,
eventNamespace = '.' + namespace,
moduleNamespace = 'module-' + namespace,
moduleSelector = $allModules.selector || '',
time = new Date().getTime(),
performance = [],
query = arguments[0],
methodInvoked = (typeof query == 'string'),
queryArguments = [].slice.call(arguments, 1),
returnedValue
;
$allModules
.each(function() {
var
$module = $(this),
$field = $(this).find(selector.field),
$group = $(this).find(selector.group),
$message = $(this).find(selector.message),
$prompt = $(this).find(selector.prompt),
$submit = $(this).find(selector.submit),
$clear = $(this).find(selector.clear),
$reset = $(this).find(selector.reset),
formErrors = [],
keyHeldDown = false,
element = this,
instance = $module.data(moduleNamespace),
module
;
module = {
initialize: function() {
module.verbose('Initializing form validation', $module, validation, settings);
module.bindEvents();
module.set.defaults();
module.instantiate();
},
instantiate: function() {
module.verbose('Storing instance of module', module);
instance = module;
$module
.data(moduleNamespace, module)
;
},
destroy: function() {
module.verbose('Destroying previous module', instance);
module.removeEvents();
$module
.removeData(moduleNamespace)
;
},
refresh: function() {
module.verbose('Refreshing selector cache');
$field = $module.find(selector.field);
},
submit: function() {
module.verbose('Submitting form', $module);
$module
.submit()
;
},
attachEvents: function(selector, action) {
action = action || 'submit';
$(selector)
.on('click', function(event) {
module[action]();
event.preventDefault();
})
;
},
bindEvents: function() {
if(settings.keyboardShortcuts) {
$field
.on('keydown' + eventNamespace, module.event.field.keydown)
;
}
$module
.on('submit' + eventNamespace, module.validate.form)
;
$field
.on('blur' + eventNamespace, module.event.field.blur)
;
// attach events to common elements
module.attachEvents($submit, 'submit');
module.attachEvents($reset, 'reset');
module.attachEvents($clear, 'clear');
$field
.each(function() {
var
type = $(this).prop('type'),
inputEvent = module.get.changeEvent(type)
;
$(this)
.on(inputEvent + eventNamespace, module.event.field.change)
;
})
;
},
clear: function() {
$field
.each(function () {
var
$field = $(this),
$element = $field.parent(),
$fieldGroup = $field.closest($group),
$prompt = $fieldGroup.find(selector.prompt),
defaultValue = $field.data(metadata.defaultValue) || '',
isCheckbox = $element.is(selector.uiCheckbox),
isDropdown = $element.is(selector.uiDropdown),
isErrored = $fieldGroup.hasClass(className.error)
;
if(isErrored) {
module.verbose('Resetting error on field', $fieldGroup);
$fieldGroup.removeClass(className.error);
$prompt.remove();
}
if(isDropdown) {
module.verbose('Resetting dropdown value', $element, defaultValue);
$element.dropdown('clear');
}
else if(isCheckbox) {
$element.checkbox('uncheck');
}
else {
module.verbose('Resetting field value', $field, defaultValue);
$field.val('');
}
})
;
},
reset: function() {
$field
.each(function () {
var
$field = $(this),
$element = $field.parent(),
$fieldGroup = $field.closest($group),
$prompt = $fieldGroup.find(selector.prompt),
defaultValue = $field.data(metadata.defaultValue) || '',
isCheckbox = $element.is(selector.uiCheckbox),
isDropdown = $element.is(selector.uiDropdown),
isErrored = $fieldGroup.hasClass(className.error)
;
if(isErrored) {
module.verbose('Resetting error on field', $fieldGroup);
$fieldGroup.removeClass(className.error);
$prompt.remove();
}
if(isDropdown) {
module.verbose('Resetting dropdown value', $element, defaultValue);
$element.dropdown('restore defaults');
}
else if(isCheckbox) {
module.verbose('Resetting checkbox value', $element, defaultValue);
if(defaultValue === true) {
$element.checkbox('check');
}
else {
$element.checkbox('uncheck');
}
}
else {
module.verbose('Resetting field value', $field, defaultValue);
$field.val(defaultValue);
}
})
;
},
removeEvents: function() {
$module
.off(eventNamespace)
;
$field
.off(eventNamespace)
;
$submit
.off(eventNamespace)
;
$field
.off(eventNamespace)
;
},
event: {
field: {
keydown: function(event) {
var
$field = $(this),
key = event.which,
keyCode = {
enter : 13,
escape : 27
}
;
if( key == keyCode.escape) {
module.verbose('Escape key pressed blurring field');
$field
.blur()
;
}
if(!event.ctrlKey && key == keyCode.enter && $field.is(selector.input) && $field.not(selector.checkbox).length > 0 ) {
$submit
.addClass(className.pressed)
;
if(!keyHeldDown) {
$field
.one('keyup' + eventNamespace, module.event.field.keyup)
;
module.submit();
module.debug('Enter pressed on input submitting form');
}
keyHeldDown = true;
}
},
keyup: function() {
keyHeldDown = false;
$submit.removeClass(className.pressed);
},
blur: function() {
var
$field = $(this),
$fieldGroup = $field.closest($group)
;
if( $fieldGroup.hasClass(className.error) ) {
module.debug('Revalidating field', $field, module.get.validation($field));
module.validate.field( module.get.validation($field) );
}
else if(settings.on == 'blur' || settings.on == 'change') {
module.validate.field( module.get.validation($field) );
}
},
change: function() {
var
$field = $(this),
$fieldGroup = $field.closest($group)
;
if(settings.on == 'change' || ( $fieldGroup.hasClass(className.error) && settings.revalidate) ) {
clearTimeout(module.timer);
module.timer = setTimeout(function() {
module.debug('Revalidating field', $field, module.get.validation($field));
module.validate.field( module.get.validation($field) );
}, settings.delay);
}
}
}
},
get: {
changeEvent: function(type) {
if(type == 'checkbox' || type == 'radio' || type == 'hidden') {
return 'change';
}
else {
return module.get.inputEvent();
}
},
inputEvent: function() {
return (document.createElement('input').oninput !== undefined)
? 'input'
: (document.createElement('input').onpropertychange !== undefined)
? 'propertychange'
: 'keyup'
;
},
field: function(identifier) {
module.verbose('Finding field with identifier', identifier);
if( $field.filter('#' + identifier).length > 0 ) {
return $field.filter('#' + identifier);
}
else if( $field.filter('[name="' + identifier +'"]').length > 0 ) {
return $field.filter('[name="' + identifier +'"]');
}
else if( $field.filter('[name="' + identifier +'[]"]').length > 0 ) {
return $field.filter('[name="' + identifier +'[]"]');
}
else if( $field.filter('[data-' + metadata.validate + '="'+ identifier +'"]').length > 0 ) {
return $field.filter('[data-' + metadata.validate + '="'+ identifier +'"]');
}
return $('<input/>');
},
fields: function(fields) {
var
$fields = $()
;
$.each(fields, function(index, name) {
$fields = $fields.add( module.get.field(name) );
});
return $fields;
},
validation: function($field) {
var
rules
;
$.each(validation, function(fieldName, field) {
if( module.get.field(field.identifier).get(0) == $field.get(0) ) {
rules = field;
}
});
return rules || false;
},
value: function (field) {
var
fields = [],
results
;
fields.push(field);
results = module.get.values.call(element, fields);
return results[field];
},
values: function (fields) {
var
$fields = $.isArray(fields)
? module.get.fields(fields)
: $field,
values = {}
;
$fields.each(function(index, field) {
var
$field = $(field),
type = $field.prop('type'),
name = $field.prop('name'),
value = $field.val(),
isCheckbox = $field.is(selector.checkbox),
isRadio = $field.is(selector.radio),
isMultiple = (name.indexOf('[]') !== -1),
isChecked = (isCheckbox)
? $field.is(':checked')
: false
;
if(name) {
if(isMultiple) {
name = name.replace('[]', '');
if(!values[name]) {
values[name] = [];
}
if(isCheckbox) {
if(isChecked) {
values[name].push(value)
}
else {
module.debug('Omitted unchecked checkbox', $field);
return true;
}
}
else {
values[name].push(value);
}
}
else {
if(isRadio) {
if(isChecked) {
values[name] = value;
}
}
else if(isCheckbox) {
if(isChecked) {
values[name] = true;
}
else {
module.debug('Omitted unchecked checkbox', $field);
return true;
}
}
else {
values[name] = value;
}
}
}
});
return values;
}
},
has: {
field: function(identifier) {
module.verbose('Checking for existence of a field with identifier', identifier);
if( $field.filter('#' + identifier).length > 0 ) {
return true;
}
else if( $field.filter('[name="' + identifier +'"]').length > 0 ) {
return true;
}
else if( $field.filter('[data-' + metadata.validate + '="'+ identifier +'"]').length > 0 ) {
return true;
}
return false;
}
},
add: {
prompt: function(identifier, errors) {
var
$field = module.get.field(identifier),
$fieldGroup = $field.closest($group),
$prompt = $fieldGroup.children(selector.prompt),
promptExists = ($prompt.length !== 0)
;
errors = (typeof errors == 'string')
? [errors]
: errors
;
module.verbose('Adding field error state', identifier);
$fieldGroup
.addClass(className.error)
;
if(settings.inline) {
if(!promptExists) {
$prompt = settings.templates.prompt(errors);
$prompt
.appendTo($fieldGroup)
;
}
$prompt
.html(errors[0])
;
if(!promptExists) {
if(settings.transition && $.fn.transition !== undefined && $module.transition('is supported')) {
module.verbose('Displaying error with css transition', settings.transition);
$prompt.transition(settings.transition + ' in', settings.duration);
}
else {
module.verbose('Displaying error with fallback javascript animation');
$prompt
.fadeIn(settings.duration)
;
}
}
else {
module.verbose('Inline errors are disabled, no inline error added', identifier);
}
}
},
errors: function(errors) {
module.debug('Adding form error messages', errors);
$message
.html( settings.templates.error(errors) )
;
}
},
remove: {
prompt: function(field) {
var
$field = module.get.field(field.identifier),
$fieldGroup = $field.closest($group),
$prompt = $fieldGroup.children(selector.prompt)
;
$fieldGroup
.removeClass(className.error)
;
if(settings.inline && $prompt.is(':visible')) {
module.verbose('Removing prompt for field', field);
if(settings.transition && $.fn.transition !== undefined && $module.transition('is supported')) {
$prompt.transition(settings.transition + ' out', settings.duration, function() {
$prompt.remove();
});
}
else {
$prompt
.fadeOut(settings.duration, function(){
$prompt.remove();
})
;
}
}
}
},
set: {
success: function() {
$module
.removeClass(className.error)
.addClass(className.success)
;
},
defaults: function () {
$field
.each(function () {
var
$field = $(this),
isCheckbox = ($field.filter(selector.checkbox).length > 0),
value = (isCheckbox)
? $field.is(':checked')
: $field.val()
;
$field.data(metadata.defaultValue, value);
})
;
},
error: function() {
$module
.removeClass(className.success)
.addClass(className.error)
;
},
value: function (field, value) {
var
fields = {}
;
fields[field] = value;
return module.set.values.call(element, fields);
},
values: function (fields) {
if($.isEmptyObject(fields)) {
return;
}
$.each(fields, function(key, value) {
var
$field = module.get.field(key),
$element = $field.parent(),
isMultiple = $.isArray(value),
isCheckbox = $element.is(selector.uiCheckbox),
isDropdown = $element.is(selector.uiDropdown),
isRadio = ($field.is(selector.radio) && isCheckbox),
fieldExists = ($field.length > 0),
$multipleField
;
if(fieldExists) {
if(isMultiple && isCheckbox) {
module.verbose('Selecting multiple', value, $field);
$element.checkbox('uncheck');
$.each(value, function(index, value) {
$multipleField = $field.filter('[value="' + value + '"]');
$element = $multipleField.parent();
if($multipleField.length > 0) {
$element.checkbox('check');
}
});
}
else if(isRadio) {
module.verbose('Selecting radio value', value, $field);
$field.filter('[value="' + value + '"]')
.parent(selector.uiCheckbox)
.checkbox('check')
;
}
else if(isCheckbox) {
module.verbose('Setting checkbox value', value, $element);
if(value === true) {
$element.checkbox('check');
}
else {
$element.checkbox('uncheck');
}
}
else if(isDropdown) {
module.verbose('Setting dropdown value', value, $element);
$element.dropdown('set selected', value);
}
else {
module.verbose('Setting field value', value, $field);
$field.val(value);
}
}
});
module.validate.form();
}
},
validate: {
form: function(event) {
var
allValid = true,
apiRequest
;
// input keydown event will fire submit repeatedly by browser default
if(keyHeldDown) {
return false;
}
// reset errors
formErrors = [];
$.each(validation, function(fieldName, field) {
if( !( module.validate.field(field) ) ) {
allValid = false;
}
});
if(allValid) {
module.debug('Form has no validation errors, submitting');
module.set.success();
return settings.onSuccess.call(element, event);
}
else {
module.debug('Form has errors');
module.set.error();
if(!settings.inline) {
module.add.errors(formErrors);
}
// prevent ajax submit
if($module.data('moduleApi') !== undefined) {
event.stopImmediatePropagation();
}
return settings.onFailure.call(element, formErrors);
}
},
// takes a validation object and returns whether field passes validation
field: function(field) {
var
$field = module.get.field(field.identifier),
fieldValid = true,
fieldErrors = []
;
if($field.prop('disabled')) {
module.debug('Field is disabled. Skipping', field.identifier);
fieldValid = true;
}
else if(field.optional && $.trim($field.val()) === ''){
module.debug('Field is optional and empty. Skipping', field.identifier);
fieldValid = true;
}
else if(field.rules !== undefined) {
$.each(field.rules, function(index, rule) {
if( module.has.field(field.identifier) && !( module.validate.rule(field, rule) ) ) {
module.debug('Field is invalid', field.identifier, rule.type);
fieldErrors.push(rule.prompt);
fieldValid = false;
}
});
}
if(fieldValid) {
module.remove.prompt(field, fieldErrors);
settings.onValid.call($field);
}
else {
formErrors = formErrors.concat(fieldErrors);
module.add.prompt(field.identifier, fieldErrors);
settings.onInvalid.call($field, fieldErrors);
return false;
}
return true;
},
// takes validation rule and returns whether field passes rule
rule: function(field, validation) {
var
$field = module.get.field(field.identifier),
type = validation.type,
value = $.trim($field.val() + ''),
bracketRegExp = /\[(.*)\]/i,
bracket = bracketRegExp.exec(type),
isValid = true,
ancillary,
functionType
;
// if bracket notation is used, pass in extra parameters
if(bracket !== undefined && bracket !== null) {
ancillary = '' + bracket[1];
functionType = type.replace(bracket[0], '');
isValid = settings.rules[functionType].call(element, value, ancillary);
}
// normal notation
else {
isValid = settings.rules[type].call($field, value);
}
return isValid;
}
},
setting: function(name, value) {
if( $.isPlainObject(name) ) {
$.extend(true, settings, name);
}
else if(value !== undefined) {
settings[name] = value;
}
else {
return settings[name];
}
},
internal: function(name, value) {
if( $.isPlainObject(name) ) {
$.extend(true, module, name);
}
else if(value !== undefined) {
module[name] = value;
}
else {
return module[name];
}
},
debug: function() {
if(settings.debug) {
if(settings.performance) {
module.performance.log(arguments);
}
else {
module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
module.debug.apply(console, arguments);
}
}
},
verbose: function() {
if(settings.verbose && settings.debug) {
if(settings.performance) {
module.performance.log(arguments);
}
else {
module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
module.verbose.apply(console, arguments);
}
}
},
error: function() {
module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
module.error.apply(console, arguments);
},
performance: {
log: function(message) {
var
currentTime,
executionTime,
previousTime
;
if(settings.performance) {
currentTime = new Date().getTime();
previousTime = time || currentTime;
executionTime = currentTime - previousTime;
time = currentTime;
performance.push({
'Name' : message[0],
'Arguments' : [].slice.call(message, 1) || '',
'Element' : element,
'Execution Time' : executionTime
});
}
clearTimeout(module.performance.timer);
module.performance.timer = setTimeout(module.performance.display, 100);
},
display: function() {
var
title = settings.name + ':',
totalTime = 0
;
time = false;
clearTimeout(module.performance.timer);
$.each(performance, function(index, data) {
totalTime += data['Execution Time'];
});
title += ' ' + totalTime + 'ms';
if(moduleSelector) {
title += ' \'' + moduleSelector + '\'';
}
if($allModules.length > 1) {
title += ' ' + '(' + $allModules.length + ')';
}
if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
console.groupCollapsed(title);
if(console.table) {
console.table(performance);
}
else {
$.each(performance, function(index, data) {
console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
});
}
console.groupEnd();
}
performance = [];
}
},
invoke: function(query, passedArguments, context) {
var
object = instance,
maxDepth,
found,
response
;
passedArguments = passedArguments || queryArguments;
context = element || context;
if(typeof query == 'string' && object !== undefined) {
query = query.split(/[\. ]/);
maxDepth = query.length - 1;
$.each(query, function(depth, value) {
var camelCaseValue = (depth != maxDepth)
? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
: query
;
if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
object = object[camelCaseValue];
}
else if( object[camelCaseValue] !== undefined ) {
found = object[camelCaseValue];
return false;
}
else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
object = object[value];
}
else if( object[value] !== undefined ) {
found = object[value];
return false;
}
else {
return false;
}
});
}
if( $.isFunction( found ) ) {
response = found.apply(context, passedArguments);
}
else if(found !== undefined) {
response = found;
}
if($.isArray(returnedValue)) {
returnedValue.push(response);
}
else if(returnedValue !== undefined) {
returnedValue = [returnedValue, response];
}
else if(response !== undefined) {
returnedValue = response;
}
return found;
}
};
if(methodInvoked) {
if(instance === undefined) {
module.initialize();
}
module.invoke(query);
}
else {
if(instance !== undefined) {
instance.invoke('destroy');
}
module.initialize();
}
})
;
return (returnedValue !== undefined)
? returnedValue
: this
;
};
$.fn.form.settings = {
name : 'Form',
namespace : 'form',
debug : false,
verbose : true,
performance : true,
keyboardShortcuts : true,
on : 'submit',
inline : false,
delay : 200,
revalidate : true,
transition : 'scale',
duration : 200,
onValid : function() {},
onInvalid : function() {},
onSuccess : function() { return true; },
onFailure : function() { return false; },
metadata : {
defaultValue : 'default',
validate : 'validate'
},
selector : {
checkbox : 'input[type="checkbox"], input[type="radio"]',
clear : '.clear',
field : 'input, textarea, select',
group : '.field',
input : 'input',
message : '.error.message',
prompt : '.prompt.label',
radio : 'input[type="radio"]',
reset : '.reset',
submit : '.submit',
uiCheckbox : '.ui.checkbox',
uiDropdown : '.ui.dropdown'
},
className : {
error : 'error',
label : 'ui prompt label',
pressed : 'down',
success : 'success'
},
error: {
method : 'The method you called is not defined.'
},
templates: {
// template that produces error message
error: function(errors) {
var
html = '<ul class="list">'
;
$.each(errors, function(index, value) {
html += '<li>' + value + '</li>';
});
html += '</ul>';
return $(html);
},
// template that produces label
prompt: function(errors) {
return $('<div/>')
.addClass('ui red pointing prompt label')
.html(errors[0])
;
}
},
rules: {
// checkbox checked
checked: function() {
return ($(this).filter(':checked').length > 0);
},
// value contains text (insensitive)
contains: function(value, text) {
// escape regex characters
text = text.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
return (value.search( new RegExp(text, 'i') ) !== -1);
},
// value contains text (case sensitive)
containsExactly: function(value, text) {
// escape regex characters
text = text.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
return (value.search( new RegExp(text) ) !== -1);
},
// is most likely an email
email: function(value){
var
emailRegExp = new RegExp("[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?", "i")
;
return emailRegExp.test(value);
},
// is not empty or blank string
empty: function(value) {
return !(value === undefined || '' === value);
},
// is valid integer
integer: function(value, range) {
var
intRegExp = /^\-?\d+$/,
min,
max,
parts
;
if(range === undefined || range === '' || range === '..') {
// do nothing
}
else if(range.indexOf('..') == -1) {
if(intRegExp.test(range)) {
min = max = range - 0;
}
}
else {
parts = range.split('..', 2);
if(intRegExp.test(parts[0])) {
min = parts[0] - 0;
}
if(intRegExp.test(parts[1])) {
max = parts[1] - 0;
}
}
return (
intRegExp.test(value) &&
(min === undefined || value >= min) &&
(max === undefined || value <= max)
);
},
// is value (case insensitive)
is: function(value, text) {
text = (typeof text == 'string')
? text.toLowerCase()
: text
;
value = (typeof value == 'string')
? value.toLowerCase()
: value
;
return (value == text);
},
// is value
isExactly: function(value, text) {
return (value == text);
},
// is at least string length
length: function(value, requiredLength) {
return (value !== undefined)
? (value.length >= requiredLength)
: false
;
},
// matches another field
match: function(value, fieldIdentifier) {
// use either id or name of field
var
$form = $(this),
matchingValue
;
if($form.find('#' + fieldIdentifier).length > 0) {
matchingValue = $form.find('#' + fieldIdentifier).val();
}
else if($form.find('[name="' + fieldIdentifier +'"]').length > 0) {
matchingValue = $form.find('[name="' + fieldIdentifier + '"]').val();
}
else if( $form.find('[data-validate="'+ fieldIdentifier +'"]').length > 0 ) {
matchingValue = $form.find('[data-validate="'+ fieldIdentifier +'"]').val();
}
return (matchingValue !== undefined)
? ( value.toString() == matchingValue.toString() )
: false
;
},
// string length is less than max length
maxLength: function(value, maxLength) {
return (value !== undefined)
? (value.length <= maxLength)
: false
;
},
// value is not value (case insensitive)
not: function(value, notValue) {
value = (typeof value == 'string')
? value.toLowerCase()
: value
;
notValue = (typeof notValue == 'string')
? notValue.toLowerCase()
: notValue
;
return (value != notValue);
},
// value is not value (case sensitive)
notExactly: function(value, notValue) {
return (value != notValue);
},
// value is most likely url
url: function(value) {
var
urlRegExp = /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/
;
return urlRegExp.test(value);
}
}
};
})( jQuery, window , document );