Module.php 13.1 KB
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<?php
/**
 * @link http://www.yiiframework.com/
 * @copyright Copyright (c) 2008 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */

namespace yii\debug;

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use Yii;
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use yii\base\Application;
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use yii\web\View;
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use yii\web\ForbiddenHttpException;
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/**
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 * The Yii Debug Module provides the debug toolbar and debugger
 *
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 * @author Qiang Xue <qiang.xue@gmail.com>
 * @since 2.0
 */
class Module extends \yii\base\Module
{
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	/**
	 * @var array the list of IPs that are allowed to access this module.
	 * Each array element represents a single IP filter which can be either an IP address
	 * or an address with wildcard (e.g. 192.168.0.*) to represent a network segment.
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	 * The default value is `['127.0.0.1', '::1']`, which means the module can only be accessed
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	 * by localhost.
	 */
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	public $allowedIPs = ['127.0.0.1', '::1'];
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	/**
	 * @var string the namespace that controller classes are in.
	 */
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	public $controllerNamespace = 'yii\debug\controllers';
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	/**
	 * @var LogTarget
	 */
	public $logTarget;
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	/**
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	 * @var array list of debug panels. The array keys are the panel IDs, and values are the corresponding
	 * panel class names or configuration arrays. This will be merged with [[corePanels()]].
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	 * You may reconfigure a core panel via this property by using the same panel ID.
	 * You may also disable a core panel by setting it to be false in this property.
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	 */
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	public $panels = [];
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	/**
	 * @var string the directory storing the debugger data files. This can be specified using a path alias.
	 */
	public $dataPath = '@runtime/debug';
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	/**
	 * @var integer the maximum number of debug data files to keep. If there are more files generated,
	 * the oldest ones will be removed.
	 */
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	public $historySize = 50;
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	/**
	 * Returns Yii logo ready to use in `<img src="`
	 *
	 * @return string base64 representation of the image
	 */
	public static function getYiiLogo()
	{
		return 'data:image/png;base64,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	}

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	/**
	 * @inheritdoc
	 */
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	public function init()
	{
		parent::init();
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		$this->dataPath = Yii::getAlias($this->dataPath);
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		$this->logTarget = Yii::$app->getLog()->targets['debug'] = new LogTarget($this);
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		// do not initialize view component before application is ready (needed when debug in preload)
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		Yii::$app->on(Application::EVENT_BEFORE_REQUEST, function () {
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			Yii::$app->getView()->on(View::EVENT_END_BODY, [$this, 'renderToolbar']);
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		});
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		// merge custom panels and core panels so that they are ordered mainly by custom panels
		if (empty($this->panels)) {
			$this->panels = $this->corePanels();
		} else {
			$corePanels = $this->corePanels();
			foreach ($corePanels as $id => $config) {
				if (isset($this->panels[$id])) {
					unset($corePanels[$id]);
				}
			}
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			$this->panels = array_filter(array_merge($corePanels, $this->panels));
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		}

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		foreach ($this->panels as $id => $config) {
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			$config['module'] = $this;
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			$config['id'] = $id;
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			$this->panels[$id] = Yii::createObject($config);
		}
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	}

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	/**
	 * @inheritdoc
	 */
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	public function beforeAction($action)
	{
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		Yii::$app->getView()->off(View::EVENT_END_BODY, [$this, 'renderToolbar']);
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		unset(Yii::$app->getLog()->targets['debug']);
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		$this->logTarget = null;
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		if ($this->checkAccess()) {
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			return parent::beforeAction($action);
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		} elseif ($action->id === 'toolbar') {
			return false;
		} else {
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			throw new ForbiddenHttpException('You are not allowed to access this page.');
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		}
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	}

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	/**
	 * Renders mini-toolbar at the end of page body.
	 *
	 * @param \yii\base\Event $event
	 */
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	public function renderToolbar($event)
	{
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		if (!$this->checkAccess() || Yii::$app->getRequest()->getIsAjax()) {
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			return;
		}
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		$url = Yii::$app->getUrlManager()->createUrl($this->id . '/default/toolbar', [
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			'tag' => $this->logTarget->tag,
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		]);
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		echo '<div id="yii-debug-toolbar" data-url="' . $url . '" style="display:none"></div>';
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		/** @var View $view */
		$view = $event->sender;
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		echo '<style>' . $view->renderPhpFile(__DIR__ . '/assets/toolbar.css') . '</style>';
		echo '<script>' . $view->renderPhpFile(__DIR__ . '/assets/toolbar.js') . '</script>';
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	}
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	/**
	 * Checks if current user is allowed to access the module
	 * @return boolean if access is granted
	 */
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	protected function checkAccess()
	{
		$ip = Yii::$app->getRequest()->getUserIP();
		foreach ($this->allowedIPs as $filter) {
			if ($filter === '*' || $filter === $ip || (($pos = strpos($filter, '*')) !== false && !strncmp($ip, $filter, $pos))) {
				return true;
			}
		}
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		Yii::warning('Access to debugger is denied due to IP address restriction. The requested IP is ' . $ip, __METHOD__);
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		return false;
	}

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	/**
	 * @return array default set of panels
	 */
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	protected function corePanels()
	{
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		return [
			'config' => ['class' => 'yii\debug\panels\ConfigPanel'],
			'request' => ['class' => 'yii\debug\panels\RequestPanel'],
			'log' => ['class' => 'yii\debug\panels\LogPanel'],
			'profiling' => ['class' => 'yii\debug\panels\ProfilingPanel'],
			'db' => ['class' => 'yii\debug\panels\DbPanel'],
		];
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	}
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}