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form wip

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This commit is contained in:
Qiang Xue
2013-05-03 00:03:16 -04:00
parent 62fc5cf6ea
commit aa8061b002
4 changed files with 264 additions and 224 deletions
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339
framework/assets/yii.activeForm.js
View File

@ -25,18 +25,6 @@
var defaults = {
// the jQuery selector for the error summary
errorSummary: undefined,
// whether to enable client-side (JavaScript) validation
enableClientValidation: true,
// whether to enable AJAX-based validation
enableAjaxValidation: false,
// the URL for performing AJAX-based validation. If not set, it will use the the form's action
validationUrl: undefined,
// number of milliseconds of validation delay. This is used when validateOnType is true.
validationDelay: 200,
// whether to perform validation when a change is detected on the input.
validateOnChange: true,
// whether to perform validation when the user is typing.
validateOnType: false,
// whether to perform validation before submitting the form.
validateOnSubmit: true,
// the container CSS class representing the corresponding attribute has validation error
@ -45,40 +33,50 @@
successCssClass: 'success',
// the container CSS class representing the corresponding attribute is being validated
validatingCssClass: 'validating',
// a callback that is called before validating any attribute
// the URL for performing AJAX-based validation. If not set, it will use the the form's action
validationUrl: undefined,
// a callback that is called before validating every attribute
beforeValidateAttribute: undefined,
// a callback that is called after validating every attribute
afterValidateAttribute: undefined,
// a callback that is called before validating ALL attributes when submitting the form
beforeValidate: undefined,
// a callback that is called after validating any attribute
// a callback that is called after validating ALL attributes when submitting the form
afterValidate: undefined,
// the GET parameter name indicating an AJAX-based validation
ajaxVar: 'ajax'
};
var attributeDefaults = {
// attribute name or expression (e.g. "[0]content" for tabular input)
name: undefined,
// the jQuery selector of the container of the input field
container: undefined,
// the jQuery selector of the input field
input: undefined,
// the jQuery selector of the error tag
error: undefined,
// whether to perform validation when a change is detected on the input
validateOnChange: false,
// whether to perform validation when the user is typing.
validateOnType: false,
// number of milliseconds that the validation should be delayed when a user is typing in the input field.
validationDelay: 200,
// whether to enable AJAX-based validation.
enableAjaxValidation: false,
// function (attribute, value, messages), the client-side validation function.
validate: undefined,
// callback called before validating the attribute
beforeValidate: undefined,
// callback called after validating an attribute.
afterValidate: undefined,
// status of the input field, 0: empty, not entered before, 1: validated, 2: pending validation, 3: validating
status: 0,
// the value of the input
value: undefined
};
var methods = {
/**
* Initializes the plugin.
* @param attributes array attribute configurations. Each attribute may contain the following options:
*
* - name: string, attribute name or expression (e.g. "[0]content" for tabular input)
* - container: string, the jQuery selector of the container of the input field
* - input: string, the jQuery selector of the input field
* - error: string, the jQuery selector of the error tag
* - value: string|array, the value of the input
* - validateOnChange: boolean, whether to perform validation when a change is detected on the input.
* If not set, it will take the value of the corresponding global setting.
* - validateOnType: boolean, defaults to false, whether to perform validation when the user is typing.
* If not set, it will take the value of the corresponding global setting.
* - enableAjaxValidation: boolean, whether to enable AJAX-based validation.
* If not set, it will take the value of the corresponding global setting.
* - enableClientValidation: boolean, whether to enable client-side validation.
* If not set, it will take the value of the corresponding global setting.
* - validate: function (attribute, value, messages), the client-side validation function.
* - beforeValidate: function ($form, attribute), callback called before validating an attribute. If it
* returns false, the validation will be cancelled.
* - afterValidate: function ($form, attribute, data, hasError), callback called after validating an attribute.
* - status: integer, 0: empty, not entered before, 1: validated, 2: pending validation, 3: validating
*
* @param options object the configuration for the plugin. The following options can be set:
*/
init: function (attributes, options) {
return this.each(function () {
var $form = $(this);
@ -86,38 +84,33 @@
return;
}
var settings = $.extend(defaults, options || {});
var settings = $.extend({}, defaults, options || {});
if (settings.validationUrl === undefined) {
settings.validationUrl = $form.attr('action');
}
$.each(attributes, function (i) {
attributes[i] = $.extend({
validateOnChange: settings.validateOnChange,
validateOnType: settings.validateOnType,
enableAjaxValidation: settings.enableAjaxValidation,
enableClientValidation: settings.enableClientValidation,
value: getValue($form, this)
}, this);
attributes[i] = $.extend({}, attributeDefaults, this);
});
$form.data('yiiActiveForm', {
settings: settings,
attributes: attributes,
submitting: false
submitting: false,
validated: false
});
bindAttributes($form, attributes);
watchAttributes($form, attributes);
/**
* Clean up error status when the form is reset.
* Note that $form.on('reset', ...) does work because the "reset" event does not bubble on IE.
*/
$form.bind('reset.yiiActiveForm', resetForm);
$form.bind('reset.yiiActiveForm', methods.resetForm);
if (settings.validateOnSubmit) {
$form.on('mouseup.yiiActiveForm keyup.yiiActiveForm', ':submit', function () {
$form.data('yiiActiveForm').submitObject = $(this);
});
$form.on('submit', submitForm);
$form.on('submit', methods.submitForm);
}
});
},
@ -127,6 +120,73 @@
$(window).unbind('.yiiActiveForm');
$(this).removeData('yiiActiveForm');
});
},
submitForm: function () {
var $form = $(this),
data = $form.data('yiiActiveForm');
if (data.validated) {
// continue submitting the form since validation passes
data.validated = false;
return true;
}
if (data.settings.timer !== undefined) {
clearTimeout(data.settings.timer);
}
data.submitting = true;
if (!data.settings.beforeValidate || data.settings.beforeValidate($form)) {
validate($form, function (messages) {
var hasError = false;
$.each(data.attributes, function () {
hasError = updateInput($form, this, messages) || hasError;
});
updateSummary($form, messages);
if (!data.settings.afterValidate || data.settings.afterValidate($form, data, hasError)) {
if (!hasError) {
data.validated = true;
var $button = data.submitObject || $form.find(':submit:first');
// TODO: if the submission is caused by "change" event, it will not work
if ($button.length) {
$button.click();
} else {
// no submit button in the form
$form.submit();
}
return;
}
}
data.submitting = false;
}, function () {
data.submitting = false;
});
} else {
data.submitting = false;
}
return false;
},
resetForm: function () {
var $form = $(this);
var data = $form.data('yiiActiveForm');
// Because we bind directly to a form reset event instead of a reset button (that may not exist),
// when this function is executed form input values have not been reset yet.
// Therefore we do the actual reset work through setTimeout.
setTimeout(function () {
$.each(data.attributes, function () {
// Without setTimeout() we would get the input values that are not reset yet.
this.value = getValue($form, this);
this.status = 0;
var $container = $form.find(this.container);
$container.removeClass(
data.settings.validatingCssClass + ' ' +
data.settings.errorCssClass + ' ' +
data.settings.successCssClass
);
$container.find(this.error).html('');
});
$form.find(data.settings.summary).hide().find('ul').html('');
}, 1);
}
};
@ -150,7 +210,7 @@
}
};
var bindAttributes = function ($form, attributes) {
var watchAttributes = function ($form, attributes) {
$.each(attributes, function (i, attribute) {
var $input = findInput($form, attribute);
if (attribute.validateOnChange) {
@ -202,7 +262,7 @@
$form.find(this.container).addClass(data.settings.validatingCssClass);
}
});
validateForm($form, function (messages) {
validate($form, function (messages) {
var hasError = false;
$.each(data.attributes, function () {
if (this.status === 2 || this.status === 3) {
@ -218,32 +278,57 @@
};
/**
* Performs the ajax validation request.
* This method is invoked internally to trigger the ajax validation.
* @param $form jquery the jquery representation of the form
* @param successCallback function the function to be invoked if the ajax request succeeds
* @param errorCallback function the function to be invoked if the ajax request fails
* Performs validation.
* @param $form jQuery the jquery representation of the form
* @param successCallback function the function to be invoked if the validation completes
* @param errorCallback function the function to be invoked if the ajax validation request fails
*/
var validateForm = function ($form, successCallback, errorCallback) {
var validate = function ($form, successCallback, errorCallback) {
var data = $form.data('yiiActiveForm'),
needAjaxValidation = false,
messages = {};
$.each(data.attributes, function () {
if (data.submitting || this.status === 2 || this.status === 3) {
var msg = [];
if (this.validate && (data.submitting || this.status === 2 || this.status === 3)) {
if (this.validate) {
this.validate(this, getValue($form, this), msg);
if (msg.length) {
messages[this.name] = msg;
}
}
if (this.enableAjaxValidation && !msg.length && (data.submitting || this.status === 2 || this.status === 3)) {
if (this.enableAjaxValidation && !msg.length) {
needAjaxValidation = true;
}
}
});
if (!needAjaxValidation || data.submitting && !$.isEmptyObject(messages)) {
if (data.submitting) {
if (needAjaxValidation && (!data.submitting || $.isEmptyObject(messages))) {
var $button = data.submitObject,
extData = '&' + data.settings.ajaxVar + '=' + $form.attr('id');
if ($button && $button.length && $button.attr('name')) {
extData += '&' + $button.attr('name') + '=' + $button.attr('value');
}
$.ajax({
url: data.settings.validationUrl,
type: $form.attr('method'),
data: $form.serialize() + extData,
dataType: 'json',
success: function (msgs) {
if (msgs !== null && typeof msgs === 'object') {
$.each(data.attributes, function () {
if (!this.enableAjaxValidation) {
delete msgs[this.name];
}
});
successCallback($.extend({}, messages, msgs));
} else {
successCallback(messages);
}
},
error: errorCallback
});
} else if (data.submitting) {
// delay callback so that the form can be submitted without problem
setTimeout(function () {
successCallback(messages);
@ -251,108 +336,13 @@
} else {
successCallback(messages);
}
return;
}
var $button = data.submitObject,
extData = '&' + data.settings.ajaxVar + '=' + $form.attr('id');
if ($button && $button.length && $button.attr('name')) {
extData += '&' + $button.attr('name') + '=' + $button.attr('value');
}
$.ajax({
url: data.settings.validationUrl,
type: $form.attr('method'),
data: $form.serialize() + extData,
dataType: 'json',
success: function (data) {
if (data !== null && typeof data === 'object') {
$.each(data.attributes, function () {
if (!this.enableAjaxValidation) {
delete data[this.name];
}
});
successCallback($.extend({}, messages, data));
} else {
successCallback(messages);
}
},
error: errorCallback
});
};
var validated = false;
var submitForm = function () {
var $form = $(this),
data = $form.data('yiiActiveForm');
if (validated) {
validated = false;
return true;
}
if (data.settings.timer !== undefined) {
clearTimeout(data.settings.timer);
}
data.submitting = true;
if (!data.settings.beforeValidate || data.settings.beforeValidate($form)) {
validateForm($form, function (messages) {
var hasError = false;
$.each(data.attributes, function () {
hasError = updateInput($form, this, messages) || hasError;
});
updateSummary($form, messages);
if (!data.settings.afterValidate || data.settings.afterValidate($form, data, hasError)) {
if (!hasError) {
validated = true;
var $button = data.submitObject || $form.find(':submit:first');
// TODO: if the submission is caused by "change" event, it will not work
if ($button.length) {
$button.click();
} else {
// no submit button in the form
$form.submit();
}
return;
}
}
data.submitting = false;
});
} else {
data.submitting = false;
}
return false;
};
var resetForm = function () {
var $form = $(this);
var data = $form.data('yiiActiveForm');
/**
* because we bind directly to a form reset event, not to a reset button (that could or could not exist),
* when this function is executed form elements values have not been reset yet,
* because of that we use the setTimeout
*/
setTimeout(function () {
$.each(data.attributes, function () {
this.status = 0;
$form.find(this.container).removeClass(
data.settings.validatingCssClass + ' ' +
data.settings.errorCssClass + ' ' +
data.settings.successCssClass
);
$form.find(this.error).html('');
/*
* without the setTimeout() we would get here the current entered value before the reset instead of the reset value
*/
this.value = getValue($form, this);
});
$form.find(data.settings.summary).hide().find('ul').html('');
}, 1);
};
/**
* updates the error message and the input container for a particular attribute.
* @param attribute object the configuration for a particular attribute.
* @param messages array the json data obtained from the ajax validation request
* Updates the error message and the input container for a particular attribute.
* @param $form the form jQuery object
* @param attribute object the configuration for a particular attribute.
* @param messages array the validation error messages
* @return boolean whether there is a validation error for the specified attribute
*/
var updateInput = function ($form, attribute, messages) {
@ -364,23 +354,26 @@
if ($input.length) {
hasError = messages && $.isArray(messages[attribute.name]) && messages[attribute.name].length;
var $container = $form.find(attribute.container);
$container.removeClass(
data.settings.validatingCssClass + ' ' +
data.settings.errorCssClass + ' ' +
data.settings.successCssClass
);
var $error = $container.find(attribute.error);
if (hasError) {
$container.find(attribute.error).html(messages[attribute.name][0]);
$container.addClass(data.settings.errorCssClass);
} else if (attribute.enableAjaxValidation || attribute.enableClientValidation && attribute.validate) {
$container.addClass(data.settings.successCssClass);
$error.html(messages[attribute.name][0]);
$container.removeClass(data.settings.validatingCssClass + ' ' + data.settings.successCssClass)
.addClass(data.settings.errorCssClass);
} else {
$error.html('');
$container.removeClass(data.settings.validatingCssClass + ' ' + data.settings.errorCssClass + ' ')
.addClass(data.settings.successCssClass);
}
attribute.value = getValue($form, attribute);
}
return hasError;
};
/**
* Updates the error summary.
* @param $form the form jQuery object
* @param messages array the validation error messages
*/
var updateSummary = function ($form, messages) {
var data = $form.data('yiiActiveForm'),
$summary = $form.find(data.settings.errorSummary),
@ -388,8 +381,8 @@
if ($summary.length && messages) {
$.each(data.attributes, function () {
if ($.isArray(messages[this.name])) {
content += '<li>' + messages[this.name].join('</li><li>') + '</li>';
if ($.isArray(messages[this.name]) && messages[this.name].length) {
content += '<li>' + messages[this.name][0] + '</li>';
}
});
$summary.toggle(content !== '').find('ul').html(content);

93
framework/widgets/ActiveField.php
View File

@ -4,10 +4,10 @@
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets;
use yii\base\Component;
use yii\db\ActiveRecord;
use yii\helpers\Html;
use yii\base\Model;
use yii\helpers\JsExpression;
@ -79,8 +79,8 @@ class ActiveField extends Component
*/
public $validateOnType;
/**
* @var integer number of milliseconds that the validation should be delayed when a user is typing in an input field.
* This property is used only when [[validateOnType]] is true.
* @var integer number of milliseconds that the validation should be delayed when the input field
* is changed or the user types in the field.
* If not set, it will take the value of [[ActiveForm::validationDelay]].
*/
public $validationDelay;
@ -121,28 +121,13 @@ class ActiveField extends Component
public function begin()
{
$options = $this->getClientOptions();
if ($options !== array()) {
$this->form->attributes[$this->attribute] = $options;
}
$inputID = Html::getInputId($this->model, $this->attribute);
$attribute = Html::getAttributeName($this->attribute);
$validators = array();
foreach ($this->model->getActiveValidators($attribute) as $validator) {
/** @var \yii\validators\Validator $validator */
if (($js = $validator->clientValidateAttribute($this->model, $attribute)) != '') {
$validators[] = $js;
}
}
$jsOptions = array(
'name' => $this->attribute,
'container' => ".field-$inputID",
'input' => "#$inputID",
'error' => '.help-inline',
);
if ($validators !== array()) {
$jsOptions['validate'] = new JsExpression("function(attribute, value, messages) {" . implode('', $validators) . '}');
}
$this->form->attributes[$this->attribute] = $jsOptions;
$options = $this->options;
$class = isset($options['class']) ? array($options['class']) : array();
$class[] = "field-$inputID";
@ -152,9 +137,8 @@ class ActiveField extends Component
if ($this->model->hasErrors($attribute)) {
$class[] = $this->form->errorCssClass;
}
$options['class'] = implode(' ', $class);
return Html::beginTag($this->tag, $options);
}
@ -163,6 +147,65 @@ class ActiveField extends Component
return Html::endTag($this->tag);
}
protected function getClientOptions()
{
if ($this->enableClientValidation || $this->enableClientValidation === null && $this->form->enableClientValidation) {
$attribute = Html::getAttributeName($this->attribute);
$validators = array();
foreach ($this->model->getActiveValidators($attribute) as $validator) {
/** @var \yii\validators\Validator $validator */
$js = $validator->clientValidateAttribute($this->model, $attribute);
if ($validator->enableClientValidation && $js != '') {
$validators[] = $js;
}
}
if ($validators !== array()) {
$options['validate'] = new JsExpression("function(attribute,value,messages){" . implode('', $validators) . '}');
}
}
if ($this->enableAjaxValidation || $this->enableAjaxValidation === null && $this->form->enableAjaxValidation) {
$options['enableAjaxValidation'] = 1;
}
if (isset($options['validate']) || isset($options['enableAjaxValidation'])) {
$inputID = Html::getInputId($this->model, $this->attribute);
$options['name'] = $inputID;
if ($this->model instanceof ActiveRecord && !$this->model->getIsNewRecord()) {
$option['status'] = 1;
}
$names = array(
'enableAjaxValidation',
'validateOnChange',
'validateOnType',
'validationDelay',
);
foreach ($names as $name) {
$options[$name] = $this->$name === null ? $this->form->$name : $this->$name;
}
$options['container'] = isset($this->selectors['container']) ? $this->selectors['container'] : ".field-$inputID";
$options['input'] = isset($this->selectors['input']) ? $this->selectors['input'] : "#$inputID";
if (isset($this->errorOptions['class'])) {
$options['error'] = '.' . implode('.', preg_split('/\s+/', $this->errorOptions['class'], -1, PREG_SPLIT_NO_EMPTY));
} else {
$options['error'] = isset($this->errorOptions['tag']) ? $this->errorOptions['tag'] : 'span';
}
foreach (array('beforeValidate', 'afterValidate') as $callback) {
$value = $this->$callback;
if ($value instanceof JsExpression) {
$options[$callback] = $value;
} elseif (is_string($value)) {
$options[$callback] = new JsExpression($value);
}
}
return $options;
} else {
return array();
}
}
/**
* Generates a label tag for [[attribute]].
* The label text is the label associated with the attribute, obtained via [[Model::getAttributeLabel()]].

16
framework/widgets/ActiveForm.php
View File

@ -88,7 +88,7 @@ class ActiveForm extends Widget
* @var boolean whether to perform validation when an input field loses focus and its value is found changed.
* If [[ActiveField::validateOnChange]] is set, its value will take precedence for that input field.
*/
public $validateOnChange = false;
public $validateOnChange = true;
/**
* @var boolean whether to perform validation while the user is typing in an input field.
* If [[ActiveField::validateOnType]] is set, its value will take precedence for that input field.
@ -96,11 +96,15 @@ class ActiveForm extends Widget
*/
public $validateOnType = false;
/**
* @var integer number of milliseconds that the validation should be delayed when a user is typing in an input field.
* This property is used only when [[validateOnType]] is true.
* @var integer number of milliseconds that the validation should be delayed when an input field
* is changed or the user types in the field.
* If [[ActiveField::validationDelay]] is set, its value will take precedence for that input field.
*/
public $validationDelay = 200;
/**
* @var string the name of the GET parameter indicating the validation request is an AJAX request.
*/
public $ajaxVar = 'ajax';
/**
* @var JsExpression|string a [[JsExpression]] object or a JavaScript expression string representing
* the callback that will be invoked BEFORE validating EACH attribute on the client side.
@ -192,6 +196,7 @@ class ActiveForm extends Widget
'errorCssClass' => $this->errorCssClass,
'successCssClass' => $this->successCssClass,
'validatingCssClass' => $this->validatingCssClass,
'ajaxVar' => $this->ajaxVar,
);
if ($this->validationUrl !== null) {
$options['validationUrl'] = Html::url($this->validationUrl);
@ -204,11 +209,10 @@ class ActiveForm extends Widget
);
foreach ($callbacks as $callback) {
$value = $this->$callback;
if (is_string($value)) {
$value = new JsExpression($value);
}
if ($value instanceof JsExpression) {
$options[$callback] = $value;
} elseif (is_string($value)) {
$options[$callback] = new JsExpression($value);
}
}