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<?php
/**
* @link https://www.humhub.org/
* @copyright Copyright (c) 2017 HumHub GmbH & Co. KG
* @license https://www.humhub.com/licences
*/
namespace humhub\modules\installer;
use Exception;
use humhub\libs\DynamicConfig;
use Yii;
use yii\console\Application;
use yii\helpers\Url;
use yii\web\HttpException;
/**
* InstallerModule provides an web installation interface for the applcation
*
* @since 0.5
*/
class Module extends \humhub\components\Module
{
/**
* @event on configuration steps init
*/
const EVENT_INIT_CONFIG_STEPS = 'steps';
/**
* @inheritdoc
*/
public $controllerNamespace = 'humhub\modules\installer\controllers';
/**
* Array of config steps
*
* @var array
*/
public $configSteps = [];
/**
* @inheritdoc
*/
public function init()
{
parent::init();
if (Yii::$app instanceof Application) {
return;
}
$this->layout = '@humhub/modules/installer/views/layouts/main.php';
$this->initConfigSteps();
$this->sortConfigSteps();
}
/**
* @inheritdoc
*/
public function beforeAction($action)
{
// Block installer, when it's marked as installed
if (Yii::$app->params['installed']) {
throw new HttpException(500, 'HumHub is already installed!');
}
Yii::$app->controller->enableCsrfValidation = false;
return parent::beforeAction($action);
}
/**
* Checks if database connections works
*
* @return boolean state of database connection
*/
public function checkDBConnection()
{
try {
// call setActive with true to open connection.
Yii::$app->db->open();
// return the current connection state.
return Yii::$app->db->getIsActive();
} catch (Exception $e) {
}
return false;
}
/**
* Checks if the application is already configured.
*/
public function isConfigured()
{
if (Yii::$app->settings->get('secret') == '') {
return false;
}
return true;
}
/**
* Sets application in installed state (disables installer)
*/
public function setInstalled()
{
$config = DynamicConfig::load();
$config['params']['installed'] = true;
DynamicConfig::save($config);
}
/**
* Sets application database in installed state
*/
public function setDatabaseInstalled()
{
$config = DynamicConfig::load();
$config['params']['databaseInstalled'] = true;
DynamicConfig::save($config);
}
protected function initConfigSteps()
{
/**
* Step: Basic Configuration
*/
$this->configSteps['basic'] = [
'sort' => 100,
'url' => Url::to(['/installer/config/basic']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'basic');
},
];
/**
* Step: Use Case
*/
$this->configSteps['usecase'] = [
'sort' => 150,
'url' => Url::to(['/installer/config/use-case']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'use-case');
},
];
/**
* Step: Security
*/
$this->configSteps['security'] = [
'sort' => 200,
'url' => Url::to(['/installer/config/security']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'security');
},
];
/**
* Step: Sample Data
*/
$this->configSteps['modules'] = [
'sort' => 300,
'url' => Url::to(['/installer/config/modules']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'modules');
},
];
/**
* Step: Setup Admin User
*/
$this->configSteps['admin'] = [
'sort' => 400,
'url' => Url::to(['/installer/config/admin']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'admin');
},
];
/**
* Step: Sample Data
*/
$this->configSteps['sample-data'] = [
'sort' => 450,
'url' => Url::to(['/installer/config/sample-data']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'sample-data');
},
];
/**
* Step: Setup Admin User
*/
$this->configSteps['finish'] = [
'sort' => 1000,
'url' => Url::to(['/installer/config/finish']),
'isCurrent' => function() {
return (Yii::$app->controller->id == 'config' && Yii::$app->controller->action->id == 'finish');
},
];
$this->trigger(self::EVENT_INIT_CONFIG_STEPS);
}
/**
* Get Next Step
*/
public function getNextConfigStepUrl()
{
$foundCurrent = false;
foreach ($this->configSteps as $step) {
if ($foundCurrent) {
return $step['url'];
}
if (call_user_func($step['isCurrent'])) {
$foundCurrent = true;
}
}
return $this->configSteps[0]['url'];
}
/**
* Sorts all configSteps on sort attribute
*/
protected function sortConfigSteps()
{
usort($this->configSteps, function($a, $b) {
return ($a['sort'] > $b['sort']) ? 1 : -1;
});
}
}
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