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<?php
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/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
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namespace yii\widgets;
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use Yii;
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use yii\base\Widget;
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use yii\base\Model;
use yii\helpers\Html;
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use yii\helpers\Json;
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/**
* ActiveForm ...
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class ActiveForm extends Widget
{
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/**
* @param array|string $action the form action URL. This parameter will be processed by [[\yii\helpers\Html::url()]].
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*/
public $action = '';
/**
* @var string the form submission method. This should be either 'post' or 'get'.
* Defaults to 'post'.
*/
public $method = 'post';
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/**
* @var array the HTML attributes (name-value pairs) for the form tag.
* The values will be HTML-encoded using [[Html::encode()]].
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* If a value is null, the corresponding attribute will not be rendered.
*/
public $options = array();
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/**
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* @var string the default CSS class for the error summary container.
* @see errorSummary()
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*/
public $errorSummaryCssClass = 'yii-error-summary';
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/**
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* @var array the default configuration used by [[field()]] when creating a new field object.
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*/
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public $fieldConfig = array(
'class' => 'yii\widgets\ActiveField',
);
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/**
* @var boolean whether to enable client-side data validation.
* Client-side validation will be performed by validators that support it
* (see [[\yii\validators\Validator::enableClientValidation]] and [[\yii\validators\Validator::clientValidateAttribute()]]).
*/
public $enableClientValidation = true;
public $enableAjaxValidation = false;
/**
* @var string the CSS class that is added to a field container when the associated attribute is required.
*/
public $requiredCssClass = 'required';
/**
* @var string the CSS class that is added to a field container when the associated attribute has validation error.
*/
public $errorCssClass = 'error';
/**
* @var string the CSS class that is added to a field container when the associated attribute is successfully validated.
*/
public $successCssClass = 'success';
/**
* @var string the CSS class that is added to a field container when the associated attribute is being validated.
*/
public $validatingCssClass = 'validating';
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public $validationUrl;
public $validationDelay;
public $validateOnChange;
public $validateOnType;
public $attributes = array();
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/**
* Initializes the widget.
* This renders the form open tag.
*/
public function init()
{
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if (!isset($this->options['id'])) {
$this->options['id'] = $this->getId();
}
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echo Html::beginForm($this->action, $this->method, $this->options);
}
/**
* Runs the widget.
* This registers the necessary javascript code and renders the form close tag.
*/
public function run()
{
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$id = $this->options['id'];
$options = array(
'enableClientValidation' => $this->enableClientValidation,
'enableAjaxValidation' => $this->enableAjaxValidation,
'errorCssClass' => $this->errorCssClass,
'successCssClass' => $this->successCssClass,
'validatingCssClass' => $this->validatingCssClass,
);
$options = Json::encode($options);
$attributes = Json::encode($this->attributes);
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$this->view->registerAssetBundle('yii/form');
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$this->view->registerJs("jQuery('#$id').yiiActiveForm($attributes, $options);");
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echo Html::endForm();
}
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/**
* Generates a summary of the validation errors.
* If there is no validation error, an empty error summary markup will still be generated, but it will be hidden.
* @param Model|Model[] $models the model(s) associated with this form
* @param array $options the tag options in terms of name-value pairs. The following options are specially handled:
*
* - header: string, the header HTML for the error summary. If not set, a default prompt string will be used.
* - footer: string, the footer HTML for the error summary.
*
* The rest of the options will be rendered as the attributes of the container tag. The values will
* be HTML-encoded using [[encode()]]. If a value is null, the corresponding attribute will not be rendered.
* @return string the generated error summary
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*/
public function errorSummary($models, $options = array())
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{
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if (!is_array($models)) {
$models = array($models);
}
$lines = array();
foreach ($models as $model) {
/** @var $model Model */
foreach ($model->getFirstErrors() as $error) {
$lines[] = Html::encode($error);
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}
}
$header = isset($options['header']) ? $options['header'] : '<p>' . Yii::t('yii|Please fix the following errors:') . '</p>';
$footer = isset($options['footer']) ? $options['footer'] : '';
unset($options['header'], $options['footer']);
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if (!isset($options['class'])) {
$options['class'] = $this->errorSummaryCssClass;
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} else {
$options['class'] .= ' ' . $this->errorSummaryCssClass;
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}
if ($lines !== array()) {
$content = "<ul><li>" . implode("</li>\n<li>", $lines) . "</li><ul>";
return Html::tag('div', $header . $content . $footer, $options);
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} else {
$content = "<ul></ul>";
$options['style'] = isset($options['style']) ? rtrim($options['style'], ';') . '; display:none' : 'display:none';
return Html::tag('div', $header . $content . $footer, $options);
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}
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}
/**
* Generates a form field.
* A form field is associated with a model and an attribute. It contains a label, an input and an error message
* and use them to interact with end users to collect their inputs for the attribute.
* @param Model $model the data model
* @param string $attribute the attribute name or expression. See [[Html::getAttributeName()]] for the format
* about attribute expression.
* @return ActiveField the created ActiveField object
*/
public function field($model, $attribute, $options = array())
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{
return Yii::createObject(array_merge($this->fieldConfig, $options, array(
'model' => $model,
'attribute' => $attribute,
'form' => $this,
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)));
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}
}