我为我的 Page 模型制作了示例 Comment 模型。昨天一切都很好，但是今天我去查看评论时出现错误http://pastebin.com/VE1G5Q6N。
评论.php
<?php
/**
* This is the model class for table "{{comment}}".
*
* The followings are the available columns in table '{{comment}}':
* @property integer $id
* @property string $content
* @property integer $page_id
* @property integer $created
* @property integer $user_id
* @property string $guest
*/
class Comment extends CActiveRecord
{
public $verifyCode;
/**
* Returns the static model of the specified AR class.
* @param string $className active record class name.
* @return Comment the static model class
*/
public static function model($className=__CLASS__)
{
return parent::model($className);
}
/**
* @return string the associated database table name
*/
public function tableName()
{
return '{{comment}}';
}
/**
* @return array validation rules for model attributes.
*/
public function rules()
{
// NOTE: you should only define rules for those attributes that
// will receive user inputs.
return array(
array('content', 'required'),
array('content, guest', 'required', 'on'=>'Guest'),
array('page_id, created, user_id', 'numerical', 'integerOnly'=>true),
array('guest', 'length', 'max'=>255),
array('content', 'safe'),
// The following rule is used by search().
// Please remove those attributes that should not be searched.
array('verifyCode', 'captcha', 'allowEmpty'=>!CCaptcha::checkRequirements(), 'on'=>'Guest'),
array('id, content, page_id, created, user_id, guest, status', 'safe', 'on'=>'search'),
);
}
/**
* @return array relational rules.
*/
public function relations()
{
// NOTE: you may need to adjust the relation name and the related
// class name for the relations automatically generated below.
return array(
'user'=>array(self::BELONGS_TO, 'User', 'user_id'),
'page'=>array(self::BELONGS_TO, 'Page', 'page_id'),
);
}
/**
* @return array customized attribute labels (name=>label)
*/
public function attributeLabels()
{
return array(
'id' => 'ID',
'content' => 'Текст',
'page_id' => 'Страница',
'created' => 'Дата',
'user_id' => 'Пользователь',
'guest' => 'Имя (гость)',
'status' => 'Статус',
);
}
/**
* Retrieves a list of models based on the current search/filter conditions.
* @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
*/
public function search()
{
// Warning: Please modify the following code to remove attributes that
// should not be searched.
$criteria=new CDbCriteria;
$criteria->compare('id',$this->id);
$criteria->compare('content',$this->content,true);
$criteria->compare('page_id',$this->page_id);
$criteria->compare('created',$this->created);
$criteria->compare('user_id',$this->user_id);
$criteria->compare('guest',$this->guest,true);
$criteria->compare('status',$this->status,true);
return new CActiveDataProvider($this, array(
'criteria'=>$criteria,
));
}
public function beforeSave()
{
if ($this->isNewRecord){
$this->created = time();
}
if (!Yii::app()->user->isGuest) {
$this->user_id = Yii::app()->user->id;
}
return parent::beforeSave();
}
public static function getComment($page_id)
{
$criteria = new CDbCriteria;
$criteria->compare('page_id', $page_id);
$criteria->compare('status', 1);
$criteria->order = 'created DESC';
return new CActiveDataProvider('Comment', array(
'criteria'=>$criteria,
));
}
}
评论控制器.php
<?php
class CommentController extends Controller
{
/**
* @return array action filters
*/
public function filters()
{
return array(
'accessControl', // perform access control for CRUD operations
'postOnly + delete', // we only allow deletion via POST request
);
}
/**
* Specifies the access control rules.
* This method is used by the 'accessControl' filter.
* @return array access control rules
*/
public function accessRules()
{
return array(
array('allow', // allow all users to perform 'index' and 'view' actions
'actions'=>array('index','view','create','update','delete'),
'roles'=>array('2'),
),
array('deny', // deny all users
'users'=>array('*'),
),
);
}
/**
* Displays a particular model.
* @param integer $id the ID of the model to be displayed
*/
public function actionView($id)
{
$this->render('view',array(
'model'=>$this->loadModel($id),
));
}
/**
* Creates a new model.
* If creation is successful, the browser will be redirected to the 'view' page.
*/
public function actionCreate()
{
$model=new Comment;
// Uncomment the following line if AJAX validation is needed
// $this->performAjaxValidation($model);
if(isset($_POST['Comment']))
{
$model->attributes=$_POST['Comment'];
if($model->save())
$this->redirect(array('view','id'=>$model->id));
}
$this->render('create',array(
'model'=>$model,
));
}
/**
* Updates a particular model.
* If update is successful, the browser will be redirected to the 'view' page.
* @param integer $id the ID of the model to be updated
*/
public function actionUpdate($id)
{
$model=$this->loadModel($id);
// Uncomment the following line if AJAX validation is needed
// $this->performAjaxValidation($model);
if(isset($_POST['Comment']))
{
$model->attributes=$_POST['Comment'];
if($model->save())
$this->redirect(array('view','id'=>$model->id));
}
$this->render('update',array(
'model'=>$model,
));
}
/**
* Deletes a particular model.
* If deletion is successful, the browser will be redirected to the 'admin' page.
* @param integer $id the ID of the model to be deleted
*/
public function actionDelete($id)
{
$this->loadModel($id)->delete();
// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
if(!isset($_GET['ajax']))
$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('index'));
}
/**
* Manages all models.
*/
public function actionIndex()
{
$model=new Comment('search');
$model->unsetAttributes(); // clear any default values
if(isset($_GET['Comment']))
$model->attributes=$_GET['Comment'];
$this->render('index',array(
'model'=>$model,
));
}
/**
* Returns the data model based on the primary key given in the GET variable.
* If the data model is not found, an HTTP exception will be raised.
* @param integer $id the ID of the model to be loaded
* @return Comment the loaded model
* @throws CHttpException
*/
public function loadModel($id)
{
$model=Comment::model()->findByPk($id);
if($model===null)
throw new CHttpException(404,'The requested page does not exist.');
return $model;
}
/**
* Performs the AJAX validation.
* @param Comment $model the model to be validated
*/
protected function performAjaxValidation($model)
{
if(isset($_POST['ajax']) && $_POST['ajax']==='comment-form')
{
echo CActiveForm::validate($model);
Yii::app()->end();
}
}
}
查看/index.php
<?php
/* @var $this CommentController */
/* @var $model Comment */
Yii::app()->clientScript->registerScript('search', "
$('.search-button').click(function(){
$('.search-form').toggle();
return false;
});
$('.search-form form').submit(function(){
$('#comment-grid').yiiGridView('update', {
data: $(this).serialize()
});
return false;
});
");
?>
<h1>Журнал комментариев</h1>
<?php echo CHtml::link('Расширенный поиск','#',array('class'=>'search-button')); ?>
<div class="search-form" style="display:none">
<?php $this->renderPartial('_search',array(
'model'=>$model,
)); ?>
</div><!-- search-form -->
<?php $this->widget('zii.widgets.grid.CGridView', array(
'id'=>'comment-grid',
'dataProvider'=>$model->search(),
'filter'=>$model,
'columns'=>array(
'id'=>array(
'name'=>'id',
'headerHtmlOptions'=>array('width'=>30),
),
'status'=>array(
'name'=>'status',
'value'=>'($data->status==1)?"Доступно":"Скрыто"',
'filter'=>array(0=>"Скрыто",1=>"Доступно"),
),
'content',
'page_id'=>array(
'name'=>'page_id',
'value'=>'$data->page->title',
'filter'=>Page::getPage(),
),
'created'=>array(
'name'=>'created',
'value'=>'date("j.m.Y. H:i", $data->created)',
'filter'=>false,
),
'user_id'=>array(
'name'=>'user_id',
'value'=>'$data->user->username',
'filter'=>User::getUsername(),
),
'guest',
array(
'class'=>'CButtonColumn',
'updateButtonOptions'=>array('style'=>'display:none'),
),
),
)); ?>
查看/view.php
<?php
/* @var $this CommentController */
/* @var $model Comment */
$this->menu=array(
array('label'=>'Журнал комментариев', 'url'=>array('index')),
array('label'=>'Удалить комментарий', 'url'=>'#',
'linkOptions'=>array('submit'=>array('delete','id'=>$model->id),
'confirm'=>'Вы уверены что хотите удалить этот комментарий?')),
);
?>
<h1>Просмотр комментария #<?php echo $model->id; ?></h1>
<?php $this->widget('zii.widgets.CDetailView', array(
'data'=>$model,
'attributes'=>array(
'id',
'content',
'page_id',
'created',
'user_id',
'guest',
),
)); ?>
查看/_search.php
<?php
/* @var $this CommentController */
/* @var $model Comment */
/* @var $form CActiveForm */
?>
<div class="wide form">
<?php $form=$this->beginWidget('CActiveForm', array(
'action'=>Yii::app()->createUrl($this->route),
'method'=>'get',
)); ?>
<div class="row">
<?php echo $form->label($model,'id'); ?>
<?php echo $form->textField($model,'id'); ?>
</div>
<div class="row">
<?php echo $form->label($model,'status'); ?>
<?php echo $form->dropDownList($model,'status', array(''=>'',0=>"Скрыто",1=>"Доступно")); ?>
</div>
<div class="row">
<?php echo $form->label($model,'content'); ?>
<?php echo $form->textArea($model,'content',array('rows'=>6, 'cols'=>50)); ?>
</div>
<div class="row">
<?php echo $form->label($model,'page_id'); ?>
<?php echo $form->dropDownList($model,'page_id',Page::getPage(),array('empty'=>'')); ?>
</div>
<div class="row">
<?php echo $form->label($model,'user_id'); ?>
<?php echo $form->dropDownList($model,'user_id',User::getUsername(),array('empty'=>'')); ?>
</div>
<div class="row">
<?php echo $form->label($model,'guest'); ?>
<?php echo $form->textField($model,'guest',array('size'=>60,'maxlength'=>255)); ?>
</div>
<div class="row buttons">
<?php echo CHtml::submitButton('Поиск'); ?>
</div>
<?php $this->endWidget(); ?>
</div><!-- search-form -->