ChatController.php
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<?php
namespace frontend\controllers;
use common\models\Chat;
use common\models\File;
use common\models\Message;
use Yii;
use common\models\User;
use yii\data\ActiveDataProvider;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\web\UploadedFile;
/**
* Site controller
*/
class ChatController extends Controller
{
public $defaultAction = 'list';
public function behaviors()
{
return [
'access' => [
'class' => AccessControl::className(),
'rules' => [
[
'actions' => ['list', 'message', 'message-save'],
'allow' => true,
'roles' => ['@'],
],
],
],
];
}
public function actionList()
{
return $this->render('list');
}
public function actionMessage($user_id)
{
$user = \Yii::$app->user->identity;
$chat = Chat::find()
->where([
'or',
['from_user' => $user_id,],
['to_user' => $user_id,],
])
->andWhere([
'or',
['from_user'=> $user->id,],
['to_user'=> $user->id,],
])
->with('messages.user')
->one();
if(!$chat instanceof Chat){
$chat = new Chat();
$chat->from_user = $user->id;
$chat->to_user = $user_id;
$chat->save();
}
$post = \Yii::$app->request->post();
if(isset($post)){
$message = new Message();
if($message->load($post, 'Message')){
$message->chat_id = $chat->chat_id;
$message->user_id = $user->id;
$message->file = UploadedFile::getInstances($message, 'file');
if(!empty($message->file)) {
if(is_array($message->file)){
foreach($message->file as $file){
if($file instanceof UploadedFile){
$file_model = new File();
$file_id[] = $file_model->saveFile($file);
}
}
} else {
if($message->file instanceof UploadedFile){
$file_model = new File();
$file_id[] = $file_model->saveFile($message->file);
}
}
$message->files = json_encode($file_id);
}
$message->save();
return $this->redirect(['chat/message', 'user_id'=>$user_id]);
}
}
return $this->render('message',[
'chat' => $chat,
'user_id' => $user_id
]);
}
}