Qiang Xue
12 years ago
6 changed files with 378 additions and 37 deletions
@ -1,15 +0,0 @@
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/** |
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* Yii form widget. |
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* |
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* This is the JavaScript widget used by the yii\widgets\ActiveForm widget. |
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* |
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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!function ($) { |
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}(window.jQuery); |
@ -0,0 +1,340 @@
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/** |
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* Yii form widget. |
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* |
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* This is the JavaScript widget used by the yii\widgets\ActiveForm widget. |
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* |
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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(function ($) { |
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$.fn.yiiActiveForm = function (method) { |
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if (methods[method]) { |
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return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)); |
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} else if (typeof method === 'object' || !method) { |
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return methods.init.apply(this, arguments); |
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} else { |
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$.error('Method ' + method + ' does not exist on jQuery.yiiActiveForm'); |
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return false; |
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} |
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}; |
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var defaults = { |
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// whether it is waiting for ajax submission result
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submitting: false |
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}; |
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var methods = { |
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/** |
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* Initializes the plugin. |
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* @param attributes array attribute configurations. Each attribute may contain the following options: |
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* |
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* - id: 'ModelClass_attribute', // the unique attribute ID
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* - model: 'ModelClass', // the model class name
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* - name: 'name', // attribute name
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* - inputID: 'input-tag-id', |
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* - errorID: 'error-tag-id', |
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* - value: undefined, |
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* - status: 0, // 0: empty, not entered before, 1: validated, 2: pending validation, 3: validating
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* - validationDelay: 200, |
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* - validateOnChange: true, |
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* - validateOnType: false, |
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* - hideErrorMessage: false, |
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* - inputContainer: undefined, |
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* - errorCssClass: 'error', |
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* - successCssClass: 'success', |
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* - validatingCssClass: 'validating', |
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* - enableAjaxValidation: true, |
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* - enableClientValidation: true, |
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* - clientValidation: undefined, // function (value, messages, attribute) | client-side validation
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* - beforeValidateAttribute: undefined, // function (form, attribute) | boolean
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* - afterValidateAttribute: undefined, // function (form, attribute, data, hasError)
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* |
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* @param options object the configuration for the plugin. The following options can be set: |
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*/ |
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init: function (attributes, options) { |
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return this.each(function () { |
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var $form = $(this); |
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if ($form.data('yiiActiveForm')) { |
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return; |
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} |
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var settings = $.extend(defaults, options || {}); |
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if (settings.validationUrl === undefined) { |
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settings.validationUrl = $form.attr('action'); |
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} |
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$.each(attributes, function (i) { |
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this.value = getInputValue($form.find('#' + this.inputID)); |
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attributes[i] = $.extend(settings, this); |
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}); |
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$form.data('yiiActiveForm', { |
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settings: settings, |
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attributes: attributes |
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}); |
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var validate = function (attribute, forceValidate) { |
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if (forceValidate) { |
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attribute.status = 2; |
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} |
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$.each(settings.attributes, function () { |
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if (this.value !== getInputValue($form.find('#' + this.inputID))) { |
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this.status = 2; |
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forceValidate = true; |
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} |
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}); |
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if (!forceValidate) { |
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return; |
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} |
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if (settings.timer !== undefined) { |
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clearTimeout(settings.timer); |
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} |
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settings.timer = setTimeout(function () { |
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if (settings.submitting || $form.is(':hidden')) { |
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return; |
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} |
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if (attribute.beforeValidateAttribute === undefined || attribute.beforeValidateAttribute($form, attribute)) { |
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$.each(settings.attributes, function () { |
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if (this.status === 2) { |
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this.status = 3; |
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$.fn.yiiactiveform.getInputContainer(this, $form).addClass(this.validatingCssClass); |
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} |
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}); |
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$.fn.yiiactiveform.validate($form, function (data) { |
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var hasError = false; |
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$.each(settings.attributes, function () { |
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if (this.status === 2 || this.status === 3) { |
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hasError = $.fn.yiiactiveform.updateInput(this, data, $form) || hasError; |
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} |
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}); |
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if (attribute.afterValidateAttribute !== undefined) { |
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attribute.afterValidateAttribute($form, attribute, data, hasError); |
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} |
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}); |
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} |
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}, attribute.validationDelay); |
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}; |
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$.each(settings.attributes, function (i, attribute) { |
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if (this.validateOnChange) { |
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$form.find('#' + this.inputID).change(function () { |
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validate(attribute, false); |
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}).blur(function () { |
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if (attribute.status !== 2 && attribute.status !== 3) { |
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validate(attribute, !attribute.status); |
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} |
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}); |
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} |
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if (this.validateOnType) { |
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$form.find('#' + this.inputID).keyup(function () { |
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if (attribute.value !== getAFValue($(this))) { |
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validate(attribute, false); |
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} |
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}); |
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} |
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}); |
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if (settings.validateOnSubmit) { |
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$form.on('mouseup keyup', ':submit', function () { |
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$form.data('submitObject', $(this)); |
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}); |
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var validated = false; |
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$form.submit(function () { |
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if (validated) { |
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validated = false; |
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return true; |
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} |
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if (settings.timer !== undefined) { |
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clearTimeout(settings.timer); |
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} |
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settings.submitting = true; |
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if (settings.beforeValidate === undefined || settings.beforeValidate($form)) { |
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$.fn.yiiactiveform.validate($form, function (data) { |
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var hasError = false; |
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$.each(settings.attributes, function () { |
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hasError = $.fn.yiiactiveform.updateInput(this, data, $form) || hasError; |
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}); |
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$.fn.yiiactiveform.updateSummary($form, data); |
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if (settings.afterValidate === undefined || settings.afterValidate($form, data, hasError)) { |
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if (!hasError) { |
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validated = true; |
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var $button = $form.data('submitObject') || $form.find(':submit:first'); |
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// TODO: if the submission is caused by "change" event, it will not work
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if ($button.length) { |
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$button.click(); |
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} else { // no submit button in the form
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$form.submit(); |
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} |
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return; |
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} |
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} |
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settings.submitting = false; |
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}); |
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} else { |
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settings.submitting = false; |
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} |
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return false; |
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}); |
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} |
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/* |
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* In case of reseting the form we need to reset error messages |
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* NOTE1: $form.reset - does not exist |
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* NOTE2: $form.on('reset', ...) does not work |
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*/ |
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$form.bind('reset', function () { |
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/* |
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* because we bind directly to a form reset event, not to a reset button (that could or could not exist), |
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* when this function is executed form elements values have not been reset yet, |
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* because of that we use the setTimeout |
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*/ |
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setTimeout(function () { |
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$.each(settings.attributes, function () { |
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this.status = 0; |
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var $error = $form.find('#' + this.errorID), |
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$container = $.fn.yiiactiveform.getInputContainer(this, $form); |
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$container.removeClass( |
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this.validatingCssClass + ' ' + |
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this.errorCssClass + ' ' + |
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this.successCssClass |
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); |
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$error.html('').hide(); |
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/* |
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* without the setTimeout() we would get here the current entered value before the reset instead of the reseted value |
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*/ |
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this.value = getAFValue($form.find('#' + this.inputID)); |
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}); |
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/* |
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* If the form is submited (non ajax) with errors, labels and input gets the class 'error' |
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*/ |
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$form.find('label, input').each(function () { |
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$(this).removeClass(settings.errorCss); |
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}); |
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$('#' + settings.summaryID).hide().find('ul').html(''); |
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//.. set to initial focus on reset
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if (settings.focus !== undefined && !window.location.hash) { |
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$form.find(settings.focus).focus(); |
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} |
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}, 1); |
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}); |
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/* |
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* set to initial focus |
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*/ |
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if (settings.focus !== undefined && !window.location.hash) { |
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$form.find(settings.focus).focus(); |
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} |
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}); |
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}, |
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destroy: function () { |
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return this.each(function () { |
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$(window).unbind('.yiiActiveForm'); |
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$(this).removeData('yiiActiveForm'); |
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}) |
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} |
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}; |
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/** |
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* Returns the value of the specified input element. |
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* This method will perform additional checks to get proper values |
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* for checkbox, radio, checkbox list and radio list. |
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* @param $e jQuery the jQuery object of the input element |
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*/ |
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var getInputValue = function ($e) { |
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var type, |
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c = []; |
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if (!$e.length) { |
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return undefined; |
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} |
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if ($e[0].tagName.toLowerCase() === 'span') { |
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$e.find(':checked').each(function () { |
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c.push(this.value); |
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}); |
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return c.join(','); |
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} |
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type = $e.attr('type'); |
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if (type === 'checkbox' || type === 'radio') { |
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return $e.filter(':checked').val(); |
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} else { |
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return $e.val(); |
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} |
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}; |
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/** |
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* Performs the ajax validation request. |
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* This method is invoked internally to trigger the ajax validation. |
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* @param form jquery the jquery representation of the form |
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* @param successCallback function the function to be invoked if the ajax request succeeds |
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* @param errorCallback function the function to be invoked if the ajax request fails |
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*/ |
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var validate = function (form, successCallback, errorCallback) { |
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var $form = $(form), |
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settings = $form.data('settings'), |
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needAjaxValidation = false, |
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messages = {}; |
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$.each(settings.attributes, function () { |
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var value, |
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msg = []; |
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if (this.clientValidation !== undefined && (settings.submitting || this.status === 2 || this.status === 3)) { |
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value = getInputValue($form.find('#' + this.inputID)); |
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this.clientValidation(value, msg, this); |
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if (msg.length) { |
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messages[this.id] = msg; |
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} |
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} |
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if (this.enableAjaxValidation && !msg.length && (settings.submitting || this.status === 2 || this.status === 3)) { |
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needAjaxValidation = true; |
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} |
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}); |
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if (!needAjaxValidation || settings.submitting && !$.isEmptyObject(messages)) { |
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if (settings.submitting) { |
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// delay callback so that the form can be submitted without problem
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setTimeout(function () { |
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successCallback(messages); |
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}, 200); |
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} else { |
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successCallback(messages); |
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} |
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return; |
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} |
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var $button = $form.data('submitObject'), |
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extData = '&' + settings.ajaxVar + '=' + $form.attr('id'); |
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if ($button && $button.length) { |
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extData += '&' + $button.attr('name') + '=' + $button.attr('value'); |
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} |
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$.ajax({ |
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url: settings.validationUrl, |
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type: $form.attr('method'), |
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data: $form.serialize() + extData, |
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dataType: 'json', |
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success: function (data) { |
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if (data !== null && typeof data === 'object') { |
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$.each(settings.attributes, function () { |
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if (!this.enableAjaxValidation) { |
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delete data[this.id]; |
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} |
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}); |
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successCallback($.extend({}, messages, data)); |
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} else { |
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successCallback(messages); |
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} |
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}, |
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error: function () { |
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if (errorCallback !== undefined) { |
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errorCallback(); |
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} |
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} |
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}); |
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}; |
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|
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})(window.jQuery); |
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