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<?php |
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/** |
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* Webperf plugin for Craft CMS 3.x |
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* |
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* Monitor the performance of your webpages through real-world user timing data |
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* |
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* @link https://nystudio107.com |
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* @copyright Copyright (c) 2018 nystudio107 |
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*/ |
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namespace nystudio107\webperf\services; |
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use craft\db\Query; |
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use nystudio107\webperf\Webperf; |
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use nystudio107\webperf\models\DataSample; |
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use Craft; |
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use craft\base\Component; |
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/** |
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* @author nystudio107 |
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* @package Webperf |
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* @since 1.0.0 |
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*/ |
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class DataSamples extends Component |
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{ |
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// Public Methods |
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// ========================================================================= |
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public function addDataSample(DataSample $dataSample) |
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{ |
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// Validate the model before saving it to the db |
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if ($dataSample->validate() === false) { |
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Craft::error( |
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Craft::t( |
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'webperf', |
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'Error validating data sample: {errors}', |
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['errors' => print_r($dataSample->getErrors(), true)] |
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), |
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__METHOD__ |
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); |
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return; |
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} |
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$isNew = true; |
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// See if a redirect exists with this source URL already |
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$testSample = (new Query()) |
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->from(['{{%webperf_data_samples}}']) |
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->where(['requestId' => $dataSample->requestId]) |
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->one(); |
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// If it exists, update it rather than having duplicates |
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if (!empty($testSample)) { |
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$isNew = false; |
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} |
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// Get the validated model attributes and save them to the db |
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$dataSampleConfig = $dataSample->getAttributes($dataSample->fields()); |
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$db = Craft::$app->getDb(); |
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if ($isNew) { |
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Craft::debug('Creating new data sample', __METHOD__); |
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// Create a new record |
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try { |
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$db->createCommand()->insert( |
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'{{%webperf_data_samples}}', |
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$dataSampleConfig |
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)->execute(); |
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} catch (\Exception $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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} |
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} else { |
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Craft::debug('Updating existing data sample', __METHOD__); |
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// Update the existing record |
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try { |
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$db->createCommand()->update( |
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'{{%webperf_data_samples}}', |
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$dataSampleConfig, |
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[ |
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'requestId' => $dataSample->requestId, |
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] |
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)->execute(); |
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} catch (\Exception $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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} |
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} |
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// Trim orphaned samples |
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$this->trimOrphanedSamples($dataSample->requestId); |
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// After adding the DataSample, trim the webperf_data_samples db table |
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if (Webperf::$settings->automaticallyTrimDataSamples) { |
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$this->trimDataSamples(); |
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} |
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} |
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/** |
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* Trim samples that have the placeholder in the URL, aka they never |
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* received the Boomerang beacon |
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* |
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* @param int $requestId |
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*/ |
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public function trimOrphanedSamples(int $requestId) |
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{ |
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$db = Craft::$app->getDb(); |
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Craft::debug('Trimming orphaned samples', __METHOD__); |
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// Update the existing record |
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try { |
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$db->createCommand()->delete( |
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'{{%webperf_data_samples}}', |
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[ |
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'and', ['url' => DataSample::PLACEHOLDER_URL], |
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['not', ['requestId' => $requestId]], |
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] |
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)->execute(); |
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} catch (\Exception $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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} |
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} |
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/** |
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* Trim the webperf_data_samples db table based on the dataSamplesStoredLimit |
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* config.php setting |
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* |
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* @param int|null $limit |
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* |
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* @return int |
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*/ |
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public function trimDataSamples(int $limit = null): int |
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{ |
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$affectedRows = 0; |
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$db = Craft::$app->getDb(); |
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$quotedTable = $db->quoteTableName('{{%webperf_data_samples}}'); |
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$limit = $limit ?? Webperf::$settings->dataSamplesStoredLimit; |
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if ($limit !== null) { |
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// https://stackoverflow.com/questions/578867/sql-query-delete-all-records-from-the-table-except-latest-n |
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try { |
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if ($db->getIsMysql()) { |
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// Handle MySQL |
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$affectedRows = $db->createCommand(/** @lang mysql */ |
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" |
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DELETE FROM {$quotedTable} |
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WHERE id NOT IN ( |
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SELECT id |
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FROM ( |
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SELECT id |
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FROM {$quotedTable} |
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ORDER BY dateUpdated DESC |
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LIMIT {$limit} |
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) foo |
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) |
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" |
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)->execute(); |
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} |
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if ($db->getIsPgsql()) { |
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// Handle Postgres |
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$affectedRows = $db->createCommand(/** @lang mysql */ |
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" |
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DELETE FROM {$quotedTable} |
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WHERE id NOT IN ( |
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SELECT id |
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FROM ( |
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SELECT id |
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FROM {$quotedTable} |
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ORDER BY \"dateUpdated\" DESC |
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LIMIT {$limit} |
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) foo |
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) |
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" |
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)->execute(); |
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} |
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} catch (\Exception $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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} |
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Craft::info( |
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Craft::t( |
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'webperf', |
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'Trimmed {rows} from webperf_data_samples table', |
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['rows' => $affectedRows] |
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), |
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__METHOD__ |
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); |
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} |
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return $affectedRows; |
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} |
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} |
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nystudio107 /
craft-webperf
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