<?php

class I18dCrudController extends AdminController
{
    public $actionsMenu;
    public $layout = 'crud_layout';
    public $defaultAction = 'admin';

    public $labels = array(
        'admin' => 'Управление',
        'create' => 'Добавить',
        'update' => 'Редактировать',
    );

    public $modelName;
    public $i18ModelName;

    public function init()
    {
        parent::init();
        if (!isset($this->i18ModelName))
            $this->i18ModelName = $this->modelName . 'I18n';
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate()
    {
        $model = new $this->modelName;
        $i18nModels = array();
        foreach (Yii::app()->params['languages'] as $lang) {
            $i18nModel = new $this->i18ModelName;
            $i18nModel->lang = $lang;
            $i18nModels[$lang] = $i18nModel;
        }
        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if (isset($_POST[$this->modelName]) || isset($_POST[$this->i18ModelName])) {

            if (isset($_POST[$this->modelName]))
                $model->attributes = $_POST[$this->modelName];
            $i18nValidation = true;
            if (isset($_POST[$this->i18ModelName])) {
                foreach ($_POST[$this->i18ModelName] as $lang => $post) {
                    $i18nModels[$lang]->attributes = $post;
                    $i18nValidation = $i18nValidation && $i18nModels[$lang]->validate();
                }
            }
            if ($model->validate() && $i18nValidation) {
                $model->i18ns = $i18nModels;
                $model->save(false);
                foreach ($i18nModels as $i18nModel) {
                    $i18nModel->id = $model->id;
                    $i18nModel->save();
                }
                $this->redirect(array('admin'));
            }

        }

        $this->render('create', array(
            'model' => $model,
            'i18nModels' => $i18nModels,
        ));
    }

    /**
     * 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);
        $i18nModels = array();
        foreach (Yii::app()->params['languages'] as $lang) {
            if (!isset($model->i18ns[$lang])) {
                $i18nModel = new $this->i18ModelName;
                $i18nModel->id = $model->id;
                $i18nModel->lang = $lang;
                $i18nModels[$lang] = $i18nModel;
            } else {
                $i18nModels[$lang] = $model->i18ns[$lang];
            }
        }

        if (isset($_POST[$this->modelName]) || isset($_POST[$this->i18ModelName])) {

            if (isset($_POST[$this->modelName]))
                $model->attributes = $_POST[$this->modelName];
            $i18nValidation = true;
            if (isset($_POST[$this->i18ModelName])) {
                foreach ($_POST[$this->i18ModelName] as $lang => $post) {
                    $i18nModels[$lang]->attributes = $post;
                    $i18nValidation = $i18nValidation && $i18nModels[$lang]->validate();
                }
            }
            if ($model->validate() && $i18nValidation) {
                $model->i18ns = $i18nModels;
                $model->save(false);
                foreach ($i18nModels as $i18nModel) {
                    $i18nModel->save();
                }
                $this->redirect(array('admin'));
            }

        }

        $this->render('update', array(
            'model' => $model,
            'i18nModels' => $i18nModels,

        ));
    }

    /**
     * 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)
    {
        if (Yii::app()->request->isPostRequest) {
            // we only allow deletion via POST request
            $this->loadModel($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('admin'));
        }
        else
            throw new CHttpException(400, 'Invalid request. Please do not repeat this request again.');
    }

    /**
     * Manages all models.
     */
    public function actionAdmin()
    {
        /** @var $model CActiveRecord */
        $model = new $this->modelName('search');
        $model->unsetAttributes(); // clear any default values
        foreach ($model->getAttributes() as $k => $v) {
            if (isset($_GET[$k])) {
                $model->$k = $_GET[$k];
            }
        }
        if (isset($_GET[$this->modelName]))
            $model->attributes = $_GET[$this->modelName];

        $this->render('admin', 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 the ID of the model to be loaded
     */
    public function loadModel($id)
    {
        $class = $this->modelName;
        $model = call_user_func_array(array(&$class, 'model'), array());


        $model = $model->findByPk($id);
        if ($model === null)
            throw new CHttpException(404, 'The requested page does not exist.');
        return $model;
    }
}