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<?php |
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/** |
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* Joomla! Statistics Server |
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* |
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* @copyright Copyright (C) 2013 - 2017 Open Source Matters, Inc. All rights reserved. |
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* @license http://www.gnu.org/licenses/gpl-2.0.txt GNU General Public License Version 2 or Later |
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*/ |
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namespace Joomla\StatsServer\Views\Stats; |
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use Joomla\StatsServer\Models\StatsModel; |
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use Joomla\View\BaseJsonView; |
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/** |
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* JSON response for requesting the stats data. |
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*/ |
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class StatsJsonView extends BaseJsonView |
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{ |
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/** |
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* Flag if the response should return the raw data. |
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* |
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* @var boolean |
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*/ |
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private $authorizedRaw = false; |
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/** |
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* Array holding the valid data sources. |
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* |
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* @var array |
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*/ |
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private $dataSources = ['php_version', 'db_type', 'db_version', 'cms_version', 'server_os']; |
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/** |
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* Flag if the response should return the recently updated data. |
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* |
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* @var boolean |
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*/ |
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private $recent = false; |
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/** |
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* The data source to return. |
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* |
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* @var string |
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*/ |
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private $source = ''; |
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/** |
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* Count of the number of items. |
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* |
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* @var integer |
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*/ |
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private $totalItems = 0; |
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/** |
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* Instantiate the view. |
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* |
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* @param StatsModel $model The model object. |
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*/ |
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public function __construct(StatsModel $model) |
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{ |
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$this->model = $model; |
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} |
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/** |
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* Set whether the raw data should be returned. |
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* |
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* @param bool $authorizedRaw Flag if the response should return the raw data. |
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* |
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* @return void |
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*/ |
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public function isAuthorizedRaw(bool $authorizedRaw) |
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{ |
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$this->authorizedRaw = $authorizedRaw; |
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} |
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/** |
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* Set whether the recently updated data should be returned. |
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* |
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* @param bool $recent Flag if the response should return the recently updated data. |
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* |
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* @return void |
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*/ |
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public function isRecent(bool $recent) |
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{ |
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$this->recent = $recent; |
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} |
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/** |
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* Method to render the view. |
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* |
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* @return string The rendered view. |
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*/ |
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public function render() |
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{ |
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if ($this->recent) |
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{ |
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$items = $this->model->getRecentlyUpdatedItems(); |
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} |
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else |
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{ |
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$items = $this->model->getItems($this->source); |
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} |
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// Null out the model now to free some memory |
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$this->model = null; |
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if ($this->source) |
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{ |
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return $this->processSingleSource($items); |
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} |
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$php_version = []; |
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$db_type = []; |
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$db_version = []; |
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$cms_version = []; |
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$server_os = []; |
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// If we have the entire database, we have to loop within each group to put it all together |
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foreach ($items as $group) |
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{ |
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$this->totalItems = 0; |
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foreach ($group as $item) |
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{ |
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foreach ($this->dataSources as $source) |
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{ |
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if (isset($item[$source]) && !is_null($item[$source])) |
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{ |
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// Special case, if the server is empty then change the key to "unknown" |
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if ($source === 'server_os' && empty($item[$source])) |
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{ |
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$item[$source] = 'unknown'; |
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} |
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${$source}[$item[$source]] = $item['count']; |
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$this->totalItems += $item['count']; |
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} |
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} |
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} |
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} |
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$data = [ |
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'php_version' => $php_version, |
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'db_type' => $db_type, |
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'db_version' => $db_version, |
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'cms_version' => $cms_version, |
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'server_os' => $server_os, |
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]; |
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$responseData = $this->buildResponseData($data); |
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$responseData['total'] = $this->totalItems; |
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$this->addData('data', $responseData); |
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return parent::render(); |
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} |
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/** |
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* Set the data source. |
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* |
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* @param string $source Data source to return. |
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* |
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* @return void |
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*/ |
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public function setSource(string $source) |
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{ |
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$this->source = $source; |
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} |
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/** |
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* Process the raw data into the response data format. |
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* |
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* @param array $data The raw data array. |
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* |
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* @return array |
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*/ |
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private function buildResponseData(array $data) : array |
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{ |
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$responseData = []; |
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foreach ($data as $key => $value) |
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{ |
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foreach ($value as $name => $count) |
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{ |
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if ($name) |
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{ |
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$responseData[$key][] = [ |
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'name' => $name, |
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'count' => $count |
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]; |
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} |
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} |
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} |
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unset($data); |
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if (!$this->authorizedRaw) |
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{ |
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$responseData = $this->sanitizeData($responseData); |
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} |
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return $responseData; |
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} |
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/** |
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* Process the response for a single data source. |
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* |
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* @param array $items The source items to process. |
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* |
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* @return string The rendered view. |
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*/ |
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private function processSingleSource(array $items) : string |
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{ |
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$data = [ |
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${$this->source} = [], |
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]; |
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$this->totalItems = 0; |
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foreach ($items as $item) |
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{ |
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// Special case, if the server is empty then change the key to "unknown" |
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if ($this->source === 'server_os' && empty(trim($item[$this->source]))) |
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{ |
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$item[$this->source] = 'unknown'; |
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} |
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$data[$this->source][$item[$this->source]] = $item['count']; |
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$this->totalItems += $item['count']; |
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} |
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unset($generator); |
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$responseData = $this->buildResponseData($data); |
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$responseData['total'] = $this->totalItems; |
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$this->addData('data', $responseData); |
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return parent::render(); |
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} |
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/** |
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* Sanitize the response data into summarized groups. |
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* |
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* @param array $responseData The response data to sanitize. |
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* |
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* @return array |
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*/ |
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private function sanitizeData(array $responseData) : array |
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{ |
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foreach ($responseData as $key => $dataGroup) |
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{ |
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switch ($key) |
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{ |
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case 'php_version': |
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case 'db_version': |
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case 'cms_version': |
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// We're going to group by minor version branch here and convert to a percentage |
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$counts = []; |
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foreach ($dataGroup as $row) |
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{ |
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$exploded = explode('.', $row['name']); |
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$version = $exploded[0] . '.' . (isset($exploded[1]) ? $exploded[1] : '0'); |
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// If the container does not exist, add it |
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if (!isset($counts[$version])) |
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{ |
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$counts[$version] = 0; |
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} |
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$counts[$version] += $row['count']; |
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} |
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$sanitizedData = []; |
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View Code Duplication |
foreach ($counts as $version => $count) |
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{ |
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$sanitizedData[$version] = round(($count / $this->totalItems) * 100, 2); |
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} |
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$responseData[$key] = $sanitizedData; |
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break; |
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case 'server_os': |
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// We're going to group by operating system here |
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$counts = []; |
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foreach ($dataGroup as $row) |
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{ |
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$fullOs = explode(' ', $row['name']); |
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$os = $fullOs[0]; |
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// If the container does not exist, add it |
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if (!isset($counts[$os])) |
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{ |
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$counts[$os] = 0; |
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} |
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$counts[$os] += $row['count']; |
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} |
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$sanitizedData = []; |
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View Code Duplication |
foreach ($counts as $os => $count) |
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{ |
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$sanitizedData[$os] = round(($count / $this->totalItems) * 100, 2); |
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} |
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$responseData[$key] = $sanitizedData; |
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break; |
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case 'db_type': |
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default: |
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// For now, group by the object name and figure out the percentages |
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$sanitizedData = []; |
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foreach ($dataGroup as $row) |
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{ |
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$sanitizedData[$row['name']] = round(($row['count'] / $this->totalItems) * 100, 2); |
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} |
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$responseData[$key] = $sanitizedData; |
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break; |
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} |
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} |
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return $responseData; |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: