Current File : //data/www_bck/varak.net_bck/stats.varak.net/plugins/Goals/Columns/Metrics/GoalConversionRate.php
<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Plugins\Goals\Columns\Metrics;
use Piwik\DataTable\Row;
use Piwik\Metrics\Formatter;
use Piwik\Piwik;
use Piwik\Plugins\Goals\Goals;
use Piwik\Tracker\GoalManager;
/**
* The conversion rate for a specific goal. Calculated as:
*
* goal's nb_conversions / nb_visits
*
* The goal's nb_conversions is calculated by the Goal archiver and nb_visits
* by the core archiving process.
*/
class GoalConversionRate extends GoalSpecificProcessedMetric
{
public function getName()
{
return Goals::makeGoalColumn($this->idGoal, 'conversion_rate');
}
public function getTranslatedName()
{
return Piwik::translate('Goals_ConversionRate', $this->getGoalName());
}
public function getDocumentation()
{
return Piwik::translate('Goals_ColumnConversionRateDocumentation', $this->getGoalNameForDocs());
}
public function getDependentMetrics()
{
return array('nb_visits', Goals::makeGoalColumn($this->idGoal, 'nb_conversions'), Goals::makeGoalColumn($this->idGoal, 'nb_visits_converted'));
}
public function format($value, Formatter $formatter)
{
return $formatter->getPrettyPercentFromQuotient($value);
}
public function compute(Row $row)
{
$nbVisits = $this->getMetric($row, 'nb_visits');
$conversions = $this->getMetric($row, Goals::makeGoalColumn($this->idGoal, 'nb_visits_converted'));
return Piwik::getQuotientSafe($conversions, $nbVisits, GoalManager::REVENUE_PRECISION + 2);
}
}
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