public function init()
 {
     parent::init();
     $api = new GitHubApi();
     //$token = new MyToken('833e3c356b24acecf75b52aa815ab48c82ad21ef');
     //$api->setToken($token);
     //$api->getToken();
     // contributors' info http://developer.github.com/v3/users/#get-a-single-user
     $this->user = $api->get('/users/:username', ['username' => $this->user]);
     $this->user = (array) $api->decode($this->user);
     // define contributors' status
     $this->status = GithubUsers::find()->where(['id_user' => $this->user['id']])->one();
     $this->status = $this->status['status_user'];
 }
 public function actionLikeUser()
 {
     $check_user = GithubUsers::find()->where(['id_user' => $_GET['id']])->one();
     if ($_GET['vid'] == 'ins' && empty($check_user)) {
         // save contributor's like-status in local BD
         $user = new GithubUsers();
         $user->id_user = $_GET['id'];
         $user->status_user = 1;
         $user->save();
     } else {
         if ($_GET['vid'] == 'del' && !empty($check_user)) {
             // delete contributor's like-status in local BD
             $user = GithubUsers::findOne($_GET['id']);
             $user->delete();
         }
     }
 }
echo 'homepage: ';
echo Html::a($proj['homepage'], Url::to($proj['homepage']));
echo '<br/>';
echo 'Github repo: ';
echo Html::a($proj['html_url'], Url::to($proj['html_url']));
echo '<br/>';
echo 'created at: ' . $proj['created_at'] . '<br/>';
echo '</div>';
// contributor's info
echo '<div class="col-md-6 contributor-info">';
echo '<div id="head-user">Contributors: </div>';
foreach ($contributor as $key => $value) {
    echo '<div class="row contributor-info-line">';
    echo '<div class="col-md-6 contributor-info-ref" >';
    $contributor_info = (array) $value;
    echo Html::a($contributor_info['login'], Url::to(['git/user', 'id' => $contributor_info['login']]));
    echo '<br/></div>';
    echo '<div class="col-md-6">';
    // like-status
    $status = GithubUsers::find()->where(['id_user' => $contributor_info['id']])->one();
    $status = $status['status_user'];
    $vid = $status == 1 ? 'del' : 'ins';
    $img = $status == 1 ? '/img/like.png' : '/img/unlike.png';
    echo \Yii::$app->view->renderFile('@app/views/ajax/like.php', ['id' => $contributor_info['id'], 'user' . $contributor_info['id'] => '<a href="/ajax/like?sub=user&amp;id=' . $contributor_info["id"] . '&amp;vid=' . $vid . '">
                                        <img id="user-like" src="' . $img . '" alt="">
                                    </a>']);
    echo '</div>';
    echo '</div>';
}
echo '</div>';
echo '</div>';