forked from vergnet/site-accueil-insa
68 lines
1.9 KiB
PHP
68 lines
1.9 KiB
PHP
<?php
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/**
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* Matomo - free/libre analytics platform
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*
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* @link https://matomo.org
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* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
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*/
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namespace Piwik\Plugins\Goals\Columns\Metrics\GoalSpecific;
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use Piwik\DataTable\Row;
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use Piwik\Metrics\Formatter;
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use Piwik\Piwik;
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use Piwik\Metrics;
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use Piwik\Plugins\Goals\Columns\Metrics\GoalSpecificProcessedMetric;
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use Piwik\Plugins\Goals\Goals;
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/**
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* The entry page conversion rate for a specific goal. Calculated as:
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*
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* goal's nb_conversions_entry / entry_nb_visits
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*
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* The goal's nb_conversions_entry and entry_nb_visits is calculated by the Goal archiver.
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*/
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class ConversionEntryRate extends GoalSpecificProcessedMetric
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{
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public function getName()
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{
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return Goals::makeGoalColumn($this->idGoal, 'nb_conversions_entry_rate', false);
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}
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public function getTranslatedName()
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{
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return Piwik::translate('Goals_ConversionRate', $this->getGoalName());
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}
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public function getDocumentation()
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{
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return Piwik::translate('Goals_ColumnConversionEntryRateDocumentation', $this->getGoalNameForDocs());
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}
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public function getDependentMetrics()
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{
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return ['goals', 'entry_nb_visits'];
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}
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public function compute(Row $row)
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{
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$mappingFromNameToIdGoal = Metrics::getMappingFromNameToIdGoal();
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$goalMetrics = $this->getGoalMetrics($row);
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$nbEntrances = $this->getMetric($row, 'entry_nb_visits');
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$conversions = $this->getMetric($goalMetrics, 'nb_conversions_entry', $mappingFromNameToIdGoal);
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if ($nbEntrances !== false && is_numeric($nbEntrances) && $nbEntrances > 0) {
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return Piwik::getQuotientSafe($conversions, $nbEntrances, 3);
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}
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return 0;
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}
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public function format($value, Formatter $formatter)
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{
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return $formatter->getPrettyPercentFromQuotient($value);
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}
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}
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