DefaultController.php

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<?php

class DefaultController extends CController
{
        public $layout = 'main';
        public $summary;

        public function getOwner()
        {
                return $this->getModule()->owner;
        }

        public function getComponent()
        {
                return $this->getModule()->owner;
        }

        public function actionIndex()
        {
                $this->render('index', array(
                        'manifest' => $this->getManifest(),
                ));
        }

        public function actionView($tag = null, $panel = null)
        {
                if ($tag === null) {
                        $tags = array_keys($this->getManifest());
                        $tag = reset($tags);
                        $this->redirect(array('view', 'tag' => $tag, 'panel' => $panel));
                }
                $this->loadData($tag);
                if (isset($this->component->panels[$panel])) {
                        $activePanel = $this->getOwner()->panels[$panel];
                } else {
                        $activePanel = $this->getOwner()->panels['request'];
                }
                $this->render('view', array(
                        'tag' => $tag,
                        'summary' => $this->summary,
                        'manifest' => $this->getManifest(),
                        'panels' => $this->getOwner()->panels,
                        'activePanel' => $activePanel,
                ));
        }

        public function actionLock($tag)
        {
                $lock = $this->getOwner()->getLock($tag);
                $this->getOwner()->setLock($tag, !$lock);
                echo !$lock;
        }

        public function actionExplain($tag, $num, $connection)
        {
                $this->loadData($tag);

                $dbPanel = $this->getOwner()->panels['db'];
                if (!($dbPanel instanceof Yii2DbPanel)) {
                        throw new Exception('Yii2DbPanel not found');
                }
                if (!$dbPanel->canExplain) {
                        throw new CHttpException(403, 'Forbidden');
                }
                $message = $dbPanel->messageByNum($num);
                if ($message === null) {
                        throw new Exception("Not found query by number $num");
                }
                $query = $dbPanel->formatSql($message, true);
                /* @var CDbConnection $db */
                $db = Yii::app()->getComponent($connection);

                if (!Yii::app()->request->isAjaxRequest) {
                        $this->getOwner()->setLock($tag, true);
                        $this->render('explain', array(
                                'tag' => $tag,
                                'summary' => $this->summary,
                                'manifest' => $this->getManifest(),
                                'panels' => $this->getOwner()->panels,
                                'dbPanel' => $dbPanel,
                                'connection' => $db,
                                'procedure' => Yii2DbPanel::getExplainQuery($query, $db->driverName),
                                'explainRows' => Yii2DbPanel::explain($query, $db),
                        ));
                } else {
                        $this->renderPartial('_explain', array(
                                'connection' => $db,
                                'explainRows' => Yii2DbPanel::explain($query, $db),
                        ));
                }
        }

        public function actionToolbar($tag)
        {
                $this->loadData($tag);
                $this->renderPartial('toolbar', array(
                        'tag' => $tag,
                        'panels' => $this->getOwner()->panels,
                ));
        }

        public function actionPhpinfo()
        {
                phpinfo();
        }

        private $_manifest;

        protected function getManifest()
        {
                if ($this->_manifest === null) {
                        $path = $this->getOwner()->logPath;
                        $indexFile = "$path/index.data";
                        if (is_file($indexFile)) {
                                $this->_manifest = array_reverse(unserialize(file_get_contents($indexFile)), true);
                        } else {
                                $this->_manifest = array();
                        }
                }
                return $this->_manifest;
        }

        protected function loadData($tag)
        {
                $manifest = $this->getManifest();
                if (isset($manifest[$tag])) {
                        $path = $this->getOwner()->logPath;
                        $dataFile = "$path/$tag.data";
                        $data = unserialize(file_get_contents($dataFile));
                        foreach ($this->getOwner()->panels as $id => $panel) {
                                if (isset($data[$id])) {
                                        $panel->load($data[$id], $tag);
                                } else {
                                        // remove the panel since it has not received any data
                                        unset($this->getOwner()->panels[$id]);
                                }
                        }
                        $this->summary = $data['summary'];
                } else {
                        throw new CHttpException(404, "Unable to find debug data tagged with '$tag'.");
                }
        }

        public function actionConfig()
        {
                if (!$this->getOwner()->showConfig) {
                        throw new CHttpException(403, 'Forbidden');
                }
                $components = array();
                foreach (Yii::app()->getComponents(false) as $id => $config) {
                        try {
                                $components[$id] = Yii::app()->getComponent($id);
                        } catch (Exception $e) {
                                assert(is_array($config));
                                $components[$id] = array_merge($config, array(
                                        '_error_' => $e->getMessage(),
                                ));
                        }
                }
                ksort($components);
                $modules = Yii::app()->modules;
                ksort($modules);
                $data = $this->hideConfigData(
                        array(
                                'app' => Yii2Debug::prepareData(Yii::app()),
                                'components' => Yii2Debug::prepareData($components),
                                'modules' => Yii2Debug::prepareData($modules),
                                'params' => Yii2Debug::prepareData(Yii::app()->params),
                        ),
                        $this->getOwner()->hiddenConfigOptions
                );
                $this->render('config', $data);
        }

        private function hideConfigData($config, $options)
        {
                foreach ($options as $option) {
                        $item = &$config;
                        foreach (explode('/', $option) as $key) {
                                if (is_array($item) && isset($item[$key])) {
                                        $item = &$item[$key];
                                } else {
                                        unset($item);
                                        break;
                                }
                        }
                        if (isset($item)) {
                                $item = '**********';
                                unset($item);
                        }
                }
                return $config;
        }
}