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/* |
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* React JQuery plugin |
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* |
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* Copyright 2011, Nathan Davis Olds |
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* Distributed under the MIT license. |
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*/ |
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|
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(function($){ |
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|
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var React = { |
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reactTo: function(selector) { |
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var $elements = $(selector), |
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$reactor_element = $(this); |
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|
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var _proxy_event = function() { |
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$reactor_element.trigger('react.reactor'); |
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}; |
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|
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$elements.filter(':not(:text), :not(:password)').on('change.reactor', _proxy_event); |
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$elements.filter(':text.date-picker').on('change.reactor', _proxy_event); |
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$elements.filter(':text').on('keyup.reactor', _proxy_event); |
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$elements.filter(':password').on('keyup.reactor', _proxy_event); |
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|
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return this; |
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}, |
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|
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reactIf: function(sel, exp_func) { |
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var $sel = $(sel), |
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args = Array.prototype.slice.call( arguments, 2 ); |
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|
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var _func = function() { |
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if ($.isFunction(exp_func)) { |
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return exp_func.apply($sel); |
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} else { |
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var _returned = $.fn.reactor.helpers[exp_func].apply($sel, args); |
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|
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if ($.isFunction(_returned)) { |
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return _returned.apply($sel) |
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} else { |
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return _returned; |
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} |
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} |
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}; |
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|
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this.each(function() { |
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var $reactor = $(this); |
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|
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if (!$reactor.hasClass('reactor')) { |
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$reactor.reactor(); |
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}; |
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|
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var conditions_arry = $reactor.data('conditions.reactor'); |
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if (!$.isArray(conditions_arry)) { conditions_arry = [] }; |
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|
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conditions_arry.push(_func); |
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|
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$(this).data('conditions.reactor', conditions_arry); |
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}); |
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|
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$(this).reactTo(sel); |
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|
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return this; |
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}, |
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|
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react: function() { |
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this.each(function() { |
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$(this).trigger('react.reactor') |
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}); |
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|
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return this; |
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}, |
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|
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reactor: function(options) { |
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var settings = $.extend({}, $.fn.reactor.defaults, options); |
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|
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this.each(function() { |
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var $element = $(this); |
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|
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if (!$.isArray($element.data('conditions.reactor'))) { |
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$element |
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.data('conditions.reactor', []) |
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.addClass('reactor'); |
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} |
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|
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var isReactionary = function() { |
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var conditionalArray = $(this).data('conditions.reactor'); |
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var r = true; |
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|
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$.each(conditionalArray, function() { |
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r = this.call(); |
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return r; // short circuits the loop when any value is false |
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}); |
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|
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return r; |
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} |
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|
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var reaction = function(evt) { |
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if (isReactionary.apply(this)) { |
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settings.compliant.apply($element); |
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} else { |
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settings.uncompliant.apply($element); |
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} |
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} |
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|
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$element.on('react.reactor', reaction); |
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}); |
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|
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return this; |
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} |
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} |
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|
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$.fn.reactTo = React.reactTo; |
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$.fn.reactIf = React.reactIf; |
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$.fn.react = React.react; |
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$.fn.reactor = React.reactor; |
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|
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$.fn.reactor.defaults = { |
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compliant: function() { |
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$(this).show(); |
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}, |
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uncompliant: function() { |
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$(this).hide(); |
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} |
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}; |
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|
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$.fn.reactor.helpers = { |
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NotBlank: function() { |
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return( this.val().toString() != "" ); |
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}, |
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|
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Blank: function() { |
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return( this.val().toString() == "" ); |
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}, |
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|
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HasElements: function() { |
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return this.size() > 0; |
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}, |
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|
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Disabled: function() { |
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return( this.filter(':disabled').length > 0 ); |
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}, |
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|
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Enabled: function() { |
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return( this.filter(':enabled').length > 0 ); |
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}, |
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|
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IsChecked: function() { |
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return this.is(':checked'); |
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}, |
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|
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IsNotChecked: function() { |
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return !this.is(':checked'); |
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}, |
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|
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EqualTo: function(matchStr) { |
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var _func = function() { |
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var v = this.val(); |
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if (v) { |
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return( v.toString() == matchStr.toString() ); |
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} else { |
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return false; |
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} |
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} |
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return _func; |
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}, |
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|
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NotEqualTo: function(matchStr) { |
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var _func = function() { |
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var v = this.val(); |
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|
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if (v) { |
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return( v.toString() != matchStr.toString() ); |
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} else { |
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return true; |
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} |
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} |
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return _func; |
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}, |
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|
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NumberOfDigitsIs: function(number) { |
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var comparisonString = this.val().toString().replace(/[^\d]+/g,''), |
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passing = false, |
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length = comparisonString.length; |
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|
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for(index in arguments) { |
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if (length == arguments[index]) { |
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passing = true; |
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} |
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} |
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|
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return passing; |
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}, |
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|
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LessThan: function(number) { |
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var _func = function() { |
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var v = this.filter('span').length > 0 ? this.text() : this.val(); |
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return( parseInt(v) < number ); |
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} |
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return _func; |
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}, |
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|
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MoreThan: function(number) { |
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var _func = function() { |
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var v = this.filter('span').length > 0 ? this.text() : this.val(), |
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result = (parseInt(v) > number) |
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|
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return(result); |
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} |
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return _func; |
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}, |
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|
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Between: function(min, max) { |
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var _func = function() { |
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var v = this.val(); |
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return(!(v && (parseInt(v) > max || parseInt(v) < min))); |
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} |
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return _func; |
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}, |
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|
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BetweenSameLength: function(min, max) { |
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var len = min.toString().length; |
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var _func = function() { |
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var v = this.val(); |
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return(!(v && v.length == len && (parseInt(v) > max || parseInt(v) < min))); |
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} |
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return _func; |
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}, |
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|
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HasValueWhenVisible: function() { |
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if (this.is(':visible')) { |
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return( this.val().toString() != "" && parseFloat(this.val()) != 0.0); |
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} else { |
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return true; |
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} |
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} |
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}; |
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})(jQuery); |
